2 Powerful motors run the vibration function at both ends of this bendable vibrator, 9 vibration mode frequencies for a different experience every time you use the vibrator, customize your experience according to preference, Unique dual-end bendable design, the vibrator bends and adapts to the desired shape to get to your preferred position. Primary Material Medical Grade Silicone + ABS Color Rose Vibration Frequency 2*9 vibration modes Weight 82.7g Size 203mm*31mm*30mm Battery capacity Lithium battery 3.7V/320mAh Charging time 1.5 hours Working time 0.5-1.2 hours Charging Mode USB Charging Maximum noise <60dB Waterproof performance IPX6