Main material: medical grade silicone + ABS + electroplating parts
Color: pink, purple, black
Battery capacity: vibrating egg lithium battery 3.7V/350mAh
Size: Vibrating egg: 87mm(L)*34mm(W)
Vibration frequency: 9 vibration modes
Charging time: 1.5 hours for vibrating egg
Working time: 1-2.5 hours
Charging mode: USB charging
Maximum noise: <40 decibels
Waterproof performance: IPX7