Zoo Med Reptile Fogger Terrarium Humidifier Adjustable output No spill valve Plug n play ease We recommend using purified water while using this product Kindly refer the video and the user manual given below for troubleshooting steps. Compact ultrasonic fogger increases your tanks humidity Adjustable fog output control, Comes ready to operate right out of the box Includes 1-liter bottle, no-spill valve, and all necessary fittings 90-day warranty