1.10 vibrating options，meet your different need.

2.remote control，release your hands

Material：Silicon+ABS

Size：9*3.4*3.4cm

Package：9.5*5.2*4cm

N.W：74g ,G.W：83g

Rated Voltage：3.7V

Battery Capacity:250mAh

Power Supply: USB Charging

Waterproof Rating: daily waterproof

Noise Level:：≤70db