1. No need to heat, easy to operate. less fuel is cunsumed , 1 liter oil can work for 24 hours lastly. 2. With large oil pump, the smoke output is larger. 3. DC silent fan, large wide angle design. 4. LCD display, DMX512 and remote control, easy to operate. 5. High quality mist effect, achieve the best light effect.Tank capacity:1L; Oil consumption rate:12h/L; Controller:LCD controller; DMX Channel:2CH Product size:54*41*45cm Weight:29kgsProduct Name: 600W Double Heads Haze Fog Machine Voltage:AC110V/220V 50Hz/60HZ Fuse:5A/250V; Power:600W Pre-heating time:0Min(no need warming time); Smoke output:4000cuft/min;