Smart Temperature Control + Remote Control: Supplied with wireless and wired remote control. You can control your fog machine within a 50-meter radius (No obstacles) with the wireless controller (needn’t to keep pressing to spray smoke). Or control with the 3 meters wired controller. Controllable Light and Visible Preheating Lamp: You can turn the RGB light ON/OFF while spraying. There are light switches on the Donner DFM smoke machine (could not choose single color). There are still a preheating lamp on the machine's control panel. When the indicator light is off that it is warming up, red is Warm-up completed. Compact and Portable Fog Machine: Built from aluminum for better heat dissipation to ensure durability and long lifespan. Rapid Warm-up: Equipped with an advanced electronic thermostat control system and special pipeline technology. Allow the machine to warm up in 2-3 minutes. Angle Adjustable: Adjust the screws and handle of the hazer to adjust the angle freely which allows you to DIY the fog and light view suitable for stages, wedding parties, Christmas, Halloween, live concerts, discos, family and birthday parties, proms and other places.