Using the Eliminator Lighting VF400 EP 400W Mobile Fog Machine is easy. First, make sure you use high - quality, water - based fog fluid. Pour the fluid into the 0.5 - liter internal tank. Then, plug in the machine and wait 2 - 3 minutes for it to warm up. Once it's ready, you can use the wired remote to control the fog effects. You can start and stop the fog as you like. During your event, keep an eye on the fluid level indicator to know when you need to refill the tank. As for maintenance, after each use, let the machine cool down completely. Then, you can wipe it clean with a soft cloth. Store it in a dry place to ensure its longevity. Also, remember not to use any other type of fog fluid except the recommended high - quality, water - based one to keep the machine working well.