Compatible with: JJRC H12C H12W V686 4CH 2.4GHz 6 Axis Gyro RC QuadcopterSpecifications:1. Model: X8-0012. Battery Capacity: 800mAh3. Battery Voltage: 3.7V4. Cells: 2cells5. Continuous Discharge Rate: 25C6. Dimensions: 40mm*25mm*10mm (L x W x H) 7. Weight: 26gFeatures:1. It is Li-Po Battery with for JJRC H12C H12W V686 4CH 2.4GHz 6 Axis Gyro RC Quadcopter2. Lightweight、 durable、 practical and convenient to use3. High capacity and long life span4. 100% brand newPackage Includes:4 x 3.7v 800mAh Li-Po Battery1 x 4in1 USB charger adapter1 x USB cable line