Product range: Full sphere miniature cold thermostat product model: N-04l refrigeration: Is lower than the ambient temperature 20-25 degree Celsius system hotly: May achieve 55-60 degree Celsius power: 20W-40W capacity: 4 litres packing: The 1PC color box (30*29*31.7) the 2PCS color box (61.2*30.2*32.9) the red green indicating lamp, separately instructs the cold dim daylight condition matches has the home use AC power source and the vehicle may wilfully choose with the DC power source below disposes AC220V/DC12V, AC110/DC12 or DC12V, Suits to the family / office / automobile and so on