EEMB 3.7V Lithium Polymer Battery 2000mAh 103454 Lipo Rechargeable Battery Pack with Wire JST Connector for Speaker and Wireless Device- Confirm Device & Connector Polarity Before Purchase

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 InfoVoltage: 3.7V;
Typical capacity: 2000mAh, Min
capacity: 1900mAh;
Weight: 40g;
Battery size (WxLxH): 34.5 X 56 X 10.6 mm / 1.36 X 2.2 X 0.41 inch
Reliable PerformanceNo leaking, excellent cost performance and long cycle life.
PCM protection function: over charge, over discharge, over current, short circuit protection, over temperature protection.
CertificationsUN 38.3 compliant. More than 400 EEMB batteries are UL certified. Search " MH20555" on UL for all EEMB UL certification information. Quality Service Please contact us if you have any questions or concerns with the product via message.
Storage & ApplicationKeep the cells in 40%-60% charged state during long period storage. We recommend to charge the battery every 3 months after receipt of the battery and maintain the voltage 3.7 - 4.0V. Store battery in cool and dry place. Suitable for Bluetooth speaker, dash cam, keyboard and mouse, Wi-Fi enabled smart home systems, PDA and digital cameras, GPS, monitoring units, e-books, tracking devices, sleep management equipment, blood oxygen tracking equipment, pulse monitors.