Function: 10 Frequency Vibration
Color: Black
Ring Size: 7.7 * 5.9 cm/3.0" * 2.3"
Controller: 6.0 * 3.0 cm/2.4" * 1.2"
Dia: 3.1 cm/1.2"
Net Weight: 66 g/0.15 lb/2.3 oz
Power: Lithium battery
Material: ABS + Silicone
Package: OPP Bag
Further: Waterproof