Function: 12 Frequency Vibration/Tapping Color: Claret/Pink Size: 21.2 * 3.7 cm/8.3  * 1.45 inch Insert: 13.5 cm/5.3 inch Net Weight: 141 g/0.31 lb/4.9 oz Power: Lithium battery Material: ABS + Silicone Package: Color Box Further: Waterproof/Tapping