Made from ultra-soft, high-quality pure body-safe materials, it has a smooth, skin-like feel and safe quality assurance. Different vibration patterns to maximize your pleasure, you can choose fast, steady or slow stimulation to find the one that's most comfortable and suits you best. Main materials: medical grade silicone + ABS + electroplated parts Color rose red Battery capacity Lithium battery 3.7V/420mAh Weight 148.5g Size 213mm*33mm*34mm Vibration mode 1*9 vibration modes Charging time 1.5 hours Working time 1-2 hours Charging mode USB charging Maximum noise <40 decibels Waterproof performance IPX6