Function: 1 Frequency Vibration Color: Rose/Purple/Black/Blue/Green Size: 16 * 2.5 cm/6.3" * 1.0" Insert Length: 9.5 cm/3.7" Net Weight: 93 g/0.2 lb/3.3 oz Power: 1 AAA Material: ABS + Silicone Package: OPP Bag