Function: 20 Frequency Vibration
Color: Red/Purple/Pink/Black
Size: 20.5 * 4.3 cm/8.1" * 1.7"
Net Weight: 156 g/0.34 lb/5.5 oz
Power: Lithium battery
Material: ABS + Silicone
Package: Color Box
Further: Waterproof
Package Size: 24*7*4.5 CM