Main Materials :Medical Grade Silicone +ABS
Battery Capacity: Li-Battery3.7V/600mAh
Weight :130g
Size :222*40*35mm
Vibration mode: 9 vibration modes
Charging: Time 2H
Working :Time ≥1.5H
Charging Mode: USB Charging
Max Noise :≤40db
Waterproof :100% Waterproof