Alarm Clock -Lcd Digital 24 Hour Kitchen Cooking Timer Countdown Alarm -Green Highlights Brand Generic Lcd Digital 24 Hour Kitchen Cooking Timer Countdown Alarm -Green Description: New Hydropower Energy Generation, no battery needed Easy to use. Just fill the clock with tap water and the clock is set for perfect timing When it's time to refill the water, the clock continues to keep time while you change the water, no need to reset time Power: Water powered, no battery needed Alarm, 24 hour clock display, month/day/week display, temperature display for your best choice specification: Material: ABS in plastic Color: Green as shown in dislay pictures Time display: digital Powered by: water power clock no battery required Features: water power clock no battery required Function: clock display 24 hours, month/day/week display, temperature display Size (LxWxH): approx. 72 x 67 x 119mm / 2.83 x 2.63 x 4.68inch Package Include: 1 Piece Digital Clock Note: Due to the light and screen setting difference, the color of the item may be slightly different from pictures. Please allow slight dimension difference due to different manual measurement.