Chou is one of the most powerful & versatile vibrators on the market today.it features 4 distinct and interchangeable silicone clitoral stimulation sleeves for advanced clitoral stimulation.it also contains two new generation 10-funtion f1 motors with advanced technologies (the two motors can be independently controlled).the vibrator tip containsa 10-function ng f1 vibrating motor for g-spot stimulation and simultaneously contains a unique 10-function ng f1 vibrating motor for clitoral stimulator.this means your toy offers up to 100 distinctive settings and with 4 different clitoral sleeves your options are limitless.made from 100% silky smooth medical-grade silicone (hypoallergenic), it is totally waterproof (ipx7), and extremely quiet at under 60db.this means you can use it wherever your heart desires.it contains a usb magnetic rechargeable lithium-ion battery, that when fully charged, will provide40minutes of passionate playtime.just plug, charge and play! When you're getting close to climax, just one-touch of the special function climax button will immediately bring all the motors to full power/speed and, more importantly, bring you to an earth-shattering orgasm.all vive vibrators have a full 1-year warranty to protect your investment.