Flying dragon wireless gamepad 500mAh battery for 10 – 15h of work time with various vibration effects1. Sizes: 154*110*53mm, weight: 191.5g.2. Battery capacity: 500mAh, hours of use: 10-15h.3. Rigorous test: 2,000,000 times of direction controller rotation and key pressing, providing durability.4. High-quality circuit board, with reasonable layout, to give full play to the performance of each component.5. Built in with enhanced motion sensing vibration motor, providing various vibration effects according to the game scenes.