Fanfan Silicone Couples Massager enhances all manner of lovemaking. Inspired by the Versailles Palace, birth of numerous, passionate legends; this couple’s massager named after Princess Fanfan, is bound to make you feel like royalty. Use the Zalo Fanfan Couples Massager by itself or control the intensity via the Zalo smart phone app. The App utilizes remote control via Bluetooth and can reach up to 30 feet. Size massager length 3.3 inches, insertion length 3.15 inches, width 1.7 inches. Weight 3.4 ounces vibrator. Premium body safe Silicone. Dow Corning food grade silicone meeting FDA requirements. Exclusive Softek surface coating. Jewelry grade manual enamel process. Steady durable materials and splendid colors with lasting shine. Embossed design. Exquisite French style embossed detailing. Powerful, whisper quiet vibrations. Unparalleled in design, the ultra high powered, noise free operation outlasts many, leaving you with a truly satisfying experience. USB charging built in Lithium ion battery with a capacity of 120 mAh which can be fully charged in only 1 hour and provide about 2 to 4 hours of continuous pleasure. Waterproof grade IPX7. The product is protected against splashing of water and a short duration of water immersion. Max immersion for less than 30 minutes and at a depth of less than 3 feet. App remote control. Internal Bluetooth easily connects to your smartphone with a free App download that gives you access to the remote control of stimulation modes and power, or create your exclusive vibration style to arouse your innermost desires.