An ultra compact heater for nano tanks. Featuring external digital thermo control, the unit ensures temperature stability and will turn off automatically if water levels fall too low. Easy operation paired with simple design and safety measures makes it the perfect addition to any nano fresh or saltwater aquarium.
 
Dimensions (L x W): 2 x 0.5"
Cord Length: 52"
Power: 5V/2A USB
Voltage: 110V