Basic features: Watch: Small hands for decoration only One crown on the side to set the time Environmentally friendly, no gas needed, USB charger You can see the change through the USB display The system startup works when the LED light changes during use If opened for more than 15s, the coil stops automatically and the LED light flashes The LED light flashes repeatedly in the under voltage condition, which means that the batteries need to be recharged urgently The LED light will lit. It turns dim when the batteries are fully charged Product description: Diameter: 4.5cm / 1.77 inches Width: 2.1cm / 0.83 inch Weight: 0.1kgProduct size (L x W x H): 25.2 x 4.5 x 1.7cm / 9.90 x 1.77 x 0.67 inches Color: See the picture
