... . 5 colors option 5. Environm Feature1. Material: ABS2. Water power work display: time ,date ,temperature .3. Special materials (wine,vinegar, ... ect)with water can supply the power to work. Advantages1. 24 hours cycle date: displaying the numbers clearly. ... 2. Fully display the time, date, temperature, alarm clock function3. 5 colors: green, blue, black, silver, red4. Long ...