Features: 1. Reducing the frequency and the intensity of snoring. 2. Greatly raise the sleep's quality (The efficiency is above 90%). 3. Auto power-off after 8 hours, it works automatic and easy to operate. 4. This product can promote smooth breathing and reduce other discomfort caused by poor breathing. 5. The appearance designed as wrist watch is portable and suitable for use in anywhere and anytime. Specifications: Item Type: Anti Snore Wrist Watch Color: Navy Size: Approx.5.8 x 4 x 1.3cm / 2.3 x 1.6 x 0.5inch Wristband Total Length: 27 x 2.5cm / 10.6 x 1.0inch Power supply: 1 * 1.5V AAA battery (Not included) Net Weight: Approx.22.5g Weight: Approx.195g Package list: 1 x Snore Stopper 1 x Wrist Band 1 x Screw Driver 1 x Self-Adhesive Electrodes 1 x User Manual