Heats up to 42° Celsius / 107° FahrenheitMagnetic charging port and power button located on the bottom of the hot plug3 functionWaterproofPhthalates freeRoHS compliantMaterial: 100% siliconeButtplug Size: Length-4.75 Width-1.75Circumference-5RechargeableCharging Time: 2hrs. Working Time: 2 hrs.