Teenitor® 4Pcs 3.7V 680mAh 20C Lipo Battery for Syma X5C X5SW X5SC X5A X5 This 3.7V 600mAh LiPO battery is a replacement battery. It will give more PUNCH and ROBUST performance due to its higher current output and power. Direct replacement battery for Syma X5, X5C, X5SC, X5SW and Cheerson CX-30W, no modification is needed. Features and Benefits: • Capacity: 680mAh • Voltage: 3.7V • Watt-Hour: 2.7Wh • Single Battery Weight: 0.6 oz • Single Battery Size: 1.68 x 0.96 x 0.32 inch package includes: • 4 x 3.7V 680mAh LiPO rechargeable battery Direct replacement, no modification needed!•1 x 5 way charger Compatible with these Syma models: • Syma X5 • Syma X5C • Syma X5C-1 • Syma X5SC • Syma X5SW • Cheerson CX-30W