Feature: 1. MICROCURRENT TECHNOLOGY: Adult sleep aid wristband watch machine with microcurrent massage acupuncture points to promote sleep, relaxation and stress release. 2. SCIENTIFIC DESIGN: With wristband watch design, stainless steel contact surface, can properly massage your hands, relieve pressure helps to fall asleep quickly, improve the quality of sleep. 3. FAST SLEEP: Mainly help sleep deprived and anxious people fall asleep, just 20 minutes can make you more relaxed, relieve migraine, relieve anxiety, release stress. 4. LIGHTWEIGHT DESGIN: Comes in soft, standard, powerful modes for night sleep to help you focus on what's important and get the day's work done efficiently. 5. IDEAL GIFT: Watch wearing method, single key switching mode, easy to use, easy to adjust and calm emotions, unique gift is perfect for your lover, friends or yourself. Specification: Item Type: Sleep Aid Watch Material: ABS, silicone Battery Type: Lithium ion battery (built in) Battery Capacity: 150mAh Battery Life: 15h Product Mode: Soft, Standard, strong Recommended Use Time: 15 minutes/time. Package List: 1 x Host1 x USB Cable1 x Manual