Super powerful Zinc Alloy USB Rechargeable Vibrator. Overview: 8 vibration modes with 3 different intensities for each mode. 1 hour of charging = 1.5 hours of use. Water resistant L 139mm, 39mm e or approximately 5.47 inches by 1.53 inches. The body temperature will be 45 degrees after 10 minutes of operation. From ML Creation.