Acrylic Micro Small Fish Tank Desktop Mini Aquarium

modname=ckeditor The LED light and water pump is USB powered, Only 5 volts are required,Can be used normally in any country. Note: If you purchase the optional extra heating pad (temperature adjustable), it requires 220 volts to work!And we will provide a plug adapter for your country. The surface temperature of the heating pad changes with the change of the ambient temperature: when the room temperature is 25℃/77℉, four to five hours after the power is turned on, the surface temperature of the heating pad can reach a maximum of about 45℃/113℉ (not the water temperature) , if the room temperature is lower than 25℃/77℉, the surface temperature of the heating pad will also decrease accordingly.Recommended to be used with a fish tank thermometer.