Increase your tanks humidity with Zoo Meds new Repti Fogger, a Compact Ultrasonic Humidifying Fogger with adjustable fog output control. This unit comes ready to operate! It includes a one liter bottle and all the necessary fittings. It also features a "no-spill" valve making it easy to remove and refill the water bottle. Additional Information: Use the Repti Fogger in conjunction with Zoo Meds HygroTherm Humidity and Temperature Controller for precise humidity and temperature control.