1 Pieces Polymer Lithium 3.7v 402030 220mAh Rechargeable Battery Replacement Bluetooth Earphone PDA POS Gamepads Batteries
100% Brand new ! Mini 3.7V, 220mAh rechargeable Li-Po battery. Miniature design, weighs only 4g. High quality and durable, with large capacity of 220mAh, less worry about battery's going dead within a short time. Provides excellent continuous power sources to your device, features high energy density and extra long lifespan. Built-in smart protective PCM charging module, effectively prevents over charging, over discharging, over current, short circuit. Multiple applicable occasions as following: 1. Communication: interphone, Bluetooth earphone & speaker. 2. Office devices: notebook, PDA, portable electrograph, portable printer. 3. Video/audio devices: GPS, digital camera, camcorder, portable DVD, MP3, MP4. 4. Portable exchange devices: POS, fingerprint machine, portable stockmachine. 5. Illuminate devices: miner lamp, searchlight. 6. Others: toys, smart watches, gamepads, etc.