Unlike other similar products, SMART WAND 2 has an exquisite design, offers specific massage modes, and has a longer-lasting charge. Materials: Body-safe silicone, ABS Size: 210 x 85 x 45 mm / 8.3 x 3.3 x 1.8 inches Weight: 155 g / 0.34 lbs Battery: Li-ion 520mAh 3.7V Charging: 2 hours at 5.0V 500mAh User time: Up to 2 hours Waiting time: up to 90 days Characteristics A SLIM DESIGN WITH INCREDIBLE POWER With incredible power and a firmer handle for endless relaxation. EASY-GRIP HANDLE Balanced and easy to handle, whatever the intensity. EXTRA CHARGE With a battery that offers longer duration per charge and 10 vibration patterns to enjoy hours of pleasure. EXTRA-SOFT SILICONE With extra-soft premium silicone that is easy to clean. INCREDIBLY POWERFUL eliminates stress and relaxes muscles GREATER NUMBER OF VIBRATION PATTERNS from gentle touches to orgasmic pulses 100% WATERPROOF perfect for the bath and shower LONG-LASTING CHARGE, easily charged via USB EXTRA-SOFT SILICONE with extra-soft and biocompatible premium silicone that is as hygienic as it is pleasant to the touch IMPROVED INTERFACE: Smooth, easy-to-use design