1. Material: ABS + zinc alloy + silicone.
2. Sizes: 54*30*33mm. Weight: 41g/pair.
3. Battery capacity: 50mAh, charging time 15 minutes, Micro-USB charging port.
4. Use time: 24 hours. 90 days of standby.
5. Suitable for 4-7 inches mobile phones, thickness≤13mm.
6. 4-level speed adjustment, alloy mechanical buttons, no delay, instant rebound.
7. Suitable for shooting mobile games with customizable buttons (for PUBG, etc.).