Factory #: DXH038
Product size:  146.5 x 36.5mm / 5.76 x 1.43"
Working time: Charging 2.5H / High Speed 45M / Low-Speed 90M. 
Materials: Food-grade liquid silicone
IPX7
10 Functions of Vibration
USB rechargeable
Latex Free
Nickel Free 
Phthalate Free