Features:
1.20 frequency vibration
2. Life waterproof
3. Mute
Vibration: 20 frequency
Material: ABS
Nipple length: 6cm
Vibrating egg length: 6cm
Waterproof: life waterproof
Working sound: ≤50 decibels
Power supply: 2 AAA batteries（does not contain）
packing list: 1*Nipple clip + 1*Packing box
