Features:1. It is Li-Po Battery with for Syma x5c JJRC-H5C V943 931 cx-30w 2.4GHz 6 Axis Gyro RC Quadcopter2. Lightweight、 durable、 practical and convenient to use3. High capacity and long life span4. 100% brand newSpecifications:1. Model: X4-0012. Battery Capacity: 600mAh3. Battery Voltage: 3.7V4. Cells: 2cells5. Continuous Discharge Rate: 25C6. Dimensions:(1.65 x 0.98 x 0.35)" / (4.2 x 2.5 x 0.8)cm (L x W x H)7. Weight: 102g8. Compatible with: Syma x5c JJRC-H5C V943 931 cx-30w 4CH 2.4GHz 6 Axis Gyro RC QuadcopterPackage Includes:6 x 3.7v 600mAh Li-Po Battery1 x 6ports charger adapter