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We recommend to charge the battery every 3 months after receipt of the battery and maintain the voltage 3. 7-4. 0v. More than 400 eemb batteries are ul certified.
Battery size; 2. Connector Model; 3. Connector Size; 4. Connector polarity - this is not universal!!! it will cause a shortage if the polarity of the battery connector does not match your device. Reliable performance—no leaking, over discharge, over current, short circuit protection, excellent cost performance and long cycle life. We will respond to you within 24 hours.


Store battery in cool and dry place. Suitable for bluetooth speaker, blood oxygen tracking equipment, e-books, monitoring units, pulse monitors, PDA and digital cameras, tracking devices, keyboard and mouse, Wi-Fi smart home systems, dash cam, GPS, wireless, IoT.
Search "mh20555" on ul for all eemb ul certification information. Manufacturer direct— please contact us if you have any questions or concerns with the product via Amazon message. Reliable performance—no leaking, short circuit protection, over discharge, over current, excellent cost performance and long cycle life. We recommend to charge the battery every 3 months after receipt of the battery and maintain the voltage 3. 7-4. 0v.

They must pass UN38. 3 test standards such as low-high temperature test, impact test, over charging, vibration test etc.
502030 lithium polymer battery: 3. 7v 250mah, batteries comes with PH2. 0 2pin jst connector, very convenience to use. If you have any probelms with the product caused by product itself, please contact with us for replacement or refund any time. It will lower down the risk caused by accident to minumum in production, external short circuit, shipping and your using period.

Search "mh20555" on ul for all EEMB UL certification information. Storage & application—keep the cells in 40%-60% charged state during long period storage.

Basic info—voltage: 3. 7v; typical capacity: 150mah, min capacity: 140mah; weight: approximate 2. 8g; size: 17. 5 x 31 x 4. 3mm/068"x1.
Suitable for bluetooth speaker, e-books, wi-fi smart home systems, tracking devices, pulse monitors, wireless, GPS, blood oxygen tracking equipment, keyboard and mouse, dash cam, PDA and digital cameras, IoT. Search "mh20555" on ul for all eemb ul certification information. Manufacturer direct— please contact us if you have any questions or concerns with the product via Amazon message.

More than 400 eemb batteries are ul certified. Storage & application—keep the cells in 40%-60% charged state during long period storage. Reliable performance—no leaking, over current, over discharge, excellent cost performance and long cycle life.
7-4. 0v. Certifications—un 38. 3 compliant. Make sure device polarity matches with battery pack connector before purchase!!!-1. Battery size; 2. Connector Model; 3. Connector Size; 4. Connector polarity - this is not universal!!! it will cause a shortage if the polarity of the battery connector does not match your device. We will respond to you within 24 hours.

Application:suitable for mp3/mp4, monitoring units, skybell, game boy, baby monitor, GPS, Bluetooth speaker, POS machine, mobile power, dashcam, VR glasses, beauty devices, smart watch, Bluetooth wireless headset, pet tracker, ring video doorbell etc.
If the polarity of the connector does not match that of your device, POLARITY, it will DAMAGE the device or the new battery. —. Voltage: 3. 7volt; capacity: 400mah;maximum charge Voltage/Current: 4. 25v/200mah; material: Lithium Polymer. Connector type: ph 2. 0mm;size: 8. 6 x 25 x 25mm / 034" x 098" x 098"t*w*l; cable length: 5cm / 2"; Net Weight: 10g.

Connector type: ph 2. 0mm;size: 5 x 25 x 31mm / 02" x 098" x 1. 22"t*w*l; cable length: 5cm / 2"; Net Weight: 9g. Warning: the batteries connectors type are all jst ph2.
Voltage: 3. 7volt; capacity: 300mah;maximum charge Voltage/Current: 4. 25v/150mah; material: Lithium Polymer. Note: the 3. 7v 300mah 502530 lithium battery is non-power battery! ! ! it can not be used for power device that require high current such as UAV, mini RC Helicopter, RC small drones, Model aircraft, Electric toys, Power tools and other.
1. PKCELL
#ad
PKCELL ICR18500 Rechargeable Li-ion Battery 3.7V 1400mAh Battery Button Top 2pcsBattery Size 18 * 50mm
#adPKCELL #ad - Pls pay attention make sure the size right before you placed an order. Battery size:18*50mm. Battery appliations: leD Flashlight, headlamp, torch, headlight,PS4 controller. Capacity: 1400mAh. 18500 1400mah 3. 7v battery with button top.More information #ad
Brand | PKCELL #ad |
Manufacturer | PKCELL #ad |
Weight | 0.15 Pounds |
Model | ICR18500+8341 |
More information #ad
2. EEMB
#ad
EEMB Lithium Polymer Battery 3.7V 820mAh 653042 Lipo Rechargeable Battery Pack with Wire JST Connector for Speaker and Wireless Device- Confirm Device & Connector Polarity Before Purchase
#adEEMB #ad - Store battery in cool and dry place. Suitable for bluetooth speaker, gps, dash cam, keyboard and mouse, Wi-Fi smart home systems, blood oxygen tracking equipment, pulse monitors, PDA and digital cameras, e-books, tracking devices, wireless, IoT.We recommend to charge the battery every 3 months after receipt of the battery and maintain the voltage 3. 7-4. 0v. More than 400 eemb batteries are ul certified.
More information #ad
Storage & application—keep the cells in 40%-60% charged state during long period storage. Certifications—un 38. 3 compliant. Make sure device polarity matches with battery pack connector before purchase!!!-1. Battery size; 2. Connector Model; 3. Connector Size; 4. Connector polarity - this is not universal!!! it will cause a shortage if the polarity of the battery connector does not match your device. Reliable performance—no leaking, over discharge, over current, short circuit protection, excellent cost performance and long cycle life. We will respond to you within 24 hours.
Brand | EEMB #ad |
Manufacturer | EEMB Co.,Ltd #ad |
Height | 0.27 inches |
Length | 1.2 inches |
Weight | 0.04 Pounds |
Width | 1.73 inches |
Part Number | LP653042 |
Model | LP653042-PCM |
More information #ad
3. CBB
#ad
Vapcell 3.7v 1100mah Flat Top 18350 9A Discharge high Drain Li-on IMR Rechargeable Lithium Battery 2pcs
#adCBB #ad - Typical capacity: 1100mAh 02c discharge. Max continuous Discharge Current: 9A. Standard charge: 500ma, CCCV 100mA cut-off. Flat Top battery. Internal resistance: 25mΩ Appr(AC 1kHz).More information #ad
Brand | CBB #ad |
Manufacturer | CBB #ad |
Weight | 0.07 Pounds |
Part Number | etfdhiop-750 |
Model | INR18350 |
More information #ad
4. EEMB
#ad
EEMB Lithium Polymer Battery 3.7V 200mAh 351745 Lipo Rechargeable Battery Pack with Wire JST Connector for Speaker and Wireless Device- Confirm Device & Connector Polarity Before Purchase
#adEEMB #ad - Make sure device polarity matches with battery pack connector before purchase!!!-1. Battery size; 2. Connector Model; 3. Connector Size; 4. Connector polarity - this is not universal!!! it will cause a shortage if the polarity of the battery connector does not match your device.Store battery in cool and dry place. Suitable for bluetooth speaker, blood oxygen tracking equipment, e-books, monitoring units, pulse monitors, PDA and digital cameras, tracking devices, keyboard and mouse, Wi-Fi smart home systems, dash cam, GPS, wireless, IoT.
More information #ad
Basic info—voltage:3. 7v; typical capacity: 200mah, min capacity: 180mAh; Weight: approximate 4g; Size: 3. 8 x 17. 5 x 47mmWxLxH. Search "mh20555" on ul for all eemb ul certification information. Manufacturer direct— please contact us if you have any questions or concerns with the product via Amazon message. Reliable performance—no leaking, short circuit protection, over discharge, over current, excellent cost performance and long cycle life. We recommend to charge the battery every 3 months after receipt of the battery and maintain the voltage 3. 7-4. 0v.
Brand | EEMB #ad |
Manufacturer | EEMB Co.,Ltd #ad |
Height | 4.92 Inches |
Length | 2.36 Inches |
Width | 0.71 Inches |
Part Number | LP351745 |
Model | LP351745-PCM |
More information #ad
5. KBT KEEP BETTER TECH
#ad
KBT 3.7V 250mAh Li-Polymer Battery:502030 Lipo Rechargeable Lithium-ion Replacement Batteries with PH2.0 2Pin JST Connector
#adKBT KEEP BETTER TECH #ad - If you don't use the battery often, please running out the battery capacity and full charging the battery once a month. Certified quality: each lithium battery pass safety examination before they leave the facotry. Wide useage: the battery fit for digital cameras, toys, gpS, Network Box,USB Fan,Tester,air Purifier, tablet, controller,bluetooth speaker baby infant monitor, home monitor, keyboard and mouse etc.They must pass UN38. 3 test standards such as low-high temperature test, impact test, over charging, vibration test etc.
More information #ad
Long life-time: with about 800 times charge and discharge cycles, the battery can work for 1-2 year in normal using. Life time warranty: every battery from us is of guaranteed quality for life-time. 502030 lithium polymer battery: 3. 7v 250mah, batteries comes with PH2. 0 2pin jst connector, very convenience to use. If you have any probelms with the product caused by product itself, please contact with us for replacement or refund any time. It will lower down the risk caused by accident to minumum in production, external short circuit, shipping and your using period.
Brand | KBT KEEP BETTER TECH #ad |
Manufacturer | KBT KEEP BETTER TECH #ad |
Height | 0.02 Inches |
Length | 0.12 Inches |
Weight | 0.02 Pounds |
Width | 0.08 Inches |
More information #ad
6. EEMB
#ad
EEMB 3.7V Lipo Battery 340mAh 542730 Lithium Polymer ion Battery Rechargeable Lithium ion Polymer Battery with JST Connector Make Sure Device Polarity Matches with Battery Before Purchase!!!
#adEEMB #ad - Store battery in cool and dry place. Suitable for bluetooth speaker, blood oxygen tracking equipment, sleep management equipment, Wi-Fi enabled smart home systems, e-books, tracking devices, monitoring units, keyboard and mouse, GPS, dash cam, PDA and digital cameras, pulse monitors.Search "mh20555" on ul for all EEMB UL certification information. Storage & application—keep the cells in 40%-60% charged state during long period storage.
More information #ad
Reliable performance—no leaking, short circuit protection, excellent cost performance and long cycle life. Manufacturer direct— please contact us if you have any questions or concerns with the product via Amazon message. Basic info—voltage: 3. 7v; typical capacity: 340mah, weight: approximate 7. 6g; size: 27. 5 x 32 x 5. 7mm/1. 08"x1. 26"x022" wxlxH. We will respond to you within 24 hours.Brand | EEMB #ad |
Manufacturer | EEMB Co.,Ltd #ad |
Height | 0.22 inches |
Length | 1.08 inches |
Weight | 0.02 Pounds |
Width | 1.26 inches |
Part Number | LP542730-1 |
Model | LP542730-PCM |
More information #ad
7. EEMB
#ad
EEMB 4X 3.7V Lipo Battery 150mAh 401730 Rechargeable Lithium Polymer ion Battery Pack with Molex Connector UN38.3 Make Sure Device Polarity Matches with Battery Before Purchase!!!
#adEEMB #ad - Make sure device polarity matches with battery pack connector before purchase!!!-1. Battery size; 2. Connector Model; 3. Connector Size; 4. Connector polarity - this is not universal!!! it will cause a shortage if the polarity of the battery connector does not match your device.Basic info—voltage: 3. 7v; typical capacity: 150mah, min capacity: 140mah; weight: approximate 2. 8g; size: 17. 5 x 31 x 4. 3mm/068"x1.
More information #ad
22"x017" wxlxH. Certifications—un 38. 3 compliant. Pcm protection function: over charge, short circuit protection, over temperature protection. More than 400 eemb batteries are ul certified. Store battery in cool and dry place. Suitable for bluetooth speaker, e-books, wi-fi smart home systems, tracking devices, pulse monitors, wireless, GPS, blood oxygen tracking equipment, keyboard and mouse, dash cam, PDA and digital cameras, IoT. Search "mh20555" on ul for all eemb ul certification information. Manufacturer direct— please contact us if you have any questions or concerns with the product via Amazon message.
Brand | EEMB #ad |
Manufacturer | EEMB Co.,Ltd #ad |
Height | 0.17 Inches |
Length | 0.69 Inches |
Width | 1.26 Inches |
Part Number | 6Y-E071-FPER |
Model | LP401730 |
More information #ad
8. EEMB
#ad
EEMB Lithium Polymer Battery 3.7V 250mAh 502030 Lipo Rechargeable Battery Pack with Wire JST Connector for VXI Blue Parrott- Confirm Device & Connector Polarity Before Purchase
#adEEMB #ad - Store battery in cool and dry place. Suitable for bluetooth speaker, dash cam, wireless, gps, blood oxygen tracking equipment, tracking devices, pulse monitors, keyboard and mouse, e-books, PDA and digital cameras, Wi-Fi smart home systems, IoT.More than 400 eemb batteries are ul certified. Storage & application—keep the cells in 40%-60% charged state during long period storage. Reliable performance—no leaking, over current, over discharge, excellent cost performance and long cycle life.
More information #ad
We recommend to charge the battery every 3 months after receipt of the battery and maintain the voltage 3. 7-4. 0v. Certifications—un 38. 3 compliant. Make sure device polarity matches with battery pack connector before purchase!!!-1. Battery size; 2. Connector Model; 3. Connector Size; 4. Connector polarity - this is not universal!!! it will cause a shortage if the polarity of the battery connector does not match your device. We will respond to you within 24 hours.
Brand | EEMB #ad |
Manufacturer | EEMB Co.,Ltd #ad |
Height | 0.21 inches |
Length | 0.81 inches |
Weight | 0.01 Pounds |
Width | 1.26 inches |
Part Number | LP502030 |
Model | LP502030 |
More information #ad
9. AKZYTUE
#ad
AKZYTUE 3.7V 400mAh 802525 Lipo Battery Rechargeable Lithium Polymer ion Battery Pack with PH2.0mm JST Connector
#adAKZYTUE #ad - Warning: the batteries connectors type are all jst ph2. 0mm. Note: the 3. 7v 400mah 802525 lithium battery is non-power battery! ! ! it can not be used for power device that require high current such as UAV, RC small drones, Model aircraft, Electric toys, mini RC Helicopter, Power tools and other.Application:suitable for mp3/mp4, monitoring units, skybell, game boy, baby monitor, GPS, Bluetooth speaker, POS machine, mobile power, dashcam, VR glasses, beauty devices, smart watch, Bluetooth wireless headset, pet tracker, ring video doorbell etc.
More information #ad
If the polarity of the connector does not match that of your device, POLARITY, it will DAMAGE the device or the new battery. —. Voltage: 3. 7volt; capacity: 400mah;maximum charge Voltage/Current: 4. 25v/200mah; material: Lithium Polymer. Connector type: ph 2. 0mm;size: 8. 6 x 25 x 25mm / 034" x 098" x 098"t*w*l; cable length: 5cm / 2"; Net Weight: 10g.
Brand | AKZYTUE #ad |
Manufacturer | AKZYTUE #ad |
Part Number | YDL2019062978 |
More information #ad
10. YDL
#ad
YDL 3.7V 300mAh 502530 Lipo Battery Rechargeable Lithium Polymer ion Battery Pack with PH2.0mm JST Connector
#adYDL #ad - If the polarity of the connector does not match that of your device, it will DAMAGE the device or the new battery. —. The connectors are not universal! ! !— please make sure that the connector type, polarity, and battery size match your device before purchasing.Connector type: ph 2. 0mm;size: 5 x 25 x 31mm / 02" x 098" x 1. 22"t*w*l; cable length: 5cm / 2"; Net Weight: 9g. Warning: the batteries connectors type are all jst ph2.
More information #ad
0mm. Application:suitable for mp3/mp4, bluetooth speaker, monitoring units, skybell, dashcam, POS machine, baby monitor, smart watch, GPS, mobile power, game boy, VR glasses, beauty devices, bluetooth wireless headset, pet tracker, ring video doorbell etc. Voltage: 3. 7volt; capacity: 300mah;maximum charge Voltage/Current: 4. 25v/150mah; material: Lithium Polymer. Note: the 3. 7v 300mah 502530 lithium battery is non-power battery! ! ! it can not be used for power device that require high current such as UAV, mini RC Helicopter, RC small drones, Model aircraft, Electric toys, Power tools and other.
Brand | YDL #ad |
Manufacturer | YDL #ad |
Part Number | YDL2018032957 |
Model | YDL2018032957 |
More information #ad