Key features

• •1.Note--Please double check battery size, connector model, connector size, connector polarity before purchase. Connector Polarity IS NOT UNIVERSAL!!! (It will cause a shortage if the polarity of the battery connector does not match your device.)
• •2.Product Specifications--Voltage: 3.7V; Typical Capacity: 2000mAh; Min Capacity: 1900mAh; Battery Size(WxLxH): 34.5 X 56 X 10.6 mm / 1.36 X 2.2 X 0.41 inch; Connector Model: JST-PHR-02.
• •3.Long-Lasting Power & Reliable Performance--Rechargeable with a long cycle life. Leak-proof design. Protection Circuit Module(PCM) for safety: over charge, over discharge, over current, short circuit protection.
• •4.Wide Application--SUITABLE for Bluetooth speaker, dash cam, keyboard and mouse, Wi-Fi smart home systems, PDA and digital cameras, GPS devices, e-books, tracking devices, blood oxygen tracking equipment, pulse monitors, wireless gadgets, IoT and more.
• •5.Quality Assurance--Rigorously tested for performance. Keep 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. If you have any questions or concerns regarding our products, please send us a message and we're happy to help.