Function:12 Modes Vibration/Licking/MemoryMaterial:SiliconeColor:BlackPower:USB ChargingCharging Time:60 minutesBattery Life:40 minutesFurther:IPX5 WaterproofProduct Size:90x50mm/3.54x1.97 inchesRing Size:32/50mm/1.26x/1.97 inchesPacking Size:165x110x60mm/6.5x4.33x2.36 inchesPacking:Color...