Function: 9 Frequency Vibration
Color: Red
Size: 9.3 * 4.4 cm/3.66 * 1.73 inch
Ring Dia:3.4 cm/1.34 inch
Net Weight: 67 g/0.15 lb/2.36 oz
Power: Lithium battery
Material: ABS + Silicone
Package: Color Box
Further: Waterproof
Package Size: 10 * 3.5 * 6.7 CM