Drone Pit Stop 5pcs - 3.7V 680mAh Lipo Battery for Syma X5C, X5SW, X5SC, X5A, X5, X5C-1 & Cheerson CX-30W - Batteries Upgrade - Longer Flight Time 5 X 3.7V 680mAh 25C LiPo Batteries Syma X5C, X5SW, X5SC, X5A, X5 (Does NOT fit the X5A-1) Longer flight time with "Extra Juice" batteries. Measurements: 42.5mm x 24.5mm x 8.0mm Easy Pull feature - easily take the battery out of the drone without pulling the cord. Numbering Space - 'Dedicated space for battery numbering allows easy management. 100% Satisfaction Guaranteed Or Your Money Back