[PH2.0-JST Connector][814076] Universal 4000mAh 3.8V Rechargeable Li-Ion Lithium Polymer BatteryBattery Model: 804076 Product Size: 8. 1x40x78mm Chemistry: Lithium ion Nominal capacity: 4000mAh Nominal voltage: 3. 8V Quantity: 1PC Store Temperature: 20~60 Usage: Portable DVD players, Bluetooth devices wireless devices, Car Dash Camera, Pet Bark Collar. Wireless Keyboard and mouse, Wearable electronic devices, PDA and digital cameras, GPS, monitoring units, notebook computers, e books, telematics, tracking devices, sleep management equipment,