Function: 10 Frequency Vibration Color: Red/Orange Size: 6.8 * 2 cm/2.66  * 0.76 inch Net Weight: 105 g/0.23 lb/3.7 oz Power: Lithium battery Charging Time: 50mins Working Time: 60mins Mute: ≤55 db Material: ABS + Silicone Package: Color Box Further: Waterproof Package Size:...