Function: 10 Frequency Vibration Color: Pink/Dark Blue Size: 14 * 4.2 cm/5.5" * 1.6" Insert Length: 12.5 cm/4.9" Net Weight: 201 g/0.44 lb/7.1 oz Power: Lithium battery Material: ABS + Silicone Package: OPP Bag Further: Waterproof/Wireless