Outdoor wall clocks waterproof: electricity is generated by chemical reactions of water the chemical reaction is mainly a common magnesium-aluminum metal element, does not contain any and is to the environment, water clocks; Bathroom clock waterproof: water clocks dont need batteries at all as long as the bottle on the back of the clock is filled with water, the time can be clearly displayed, and it wont have to add water for weeks, bedroom water clock; Water timer: you can add different kinds of perfume according to your personal preference, water dislay clock; Water energy clock: our product can work normally by adding clean water when the product display is dim or disappear you need to add water or other liquids (except corrosive liquids) until the liquids are filled with positive and negative in the container, water powered clock
What's in the box
1 x Alarm Clocks