Application This fan coil room thermostat is used in air conditioning system, apply to Commercial buildings, Residential buildings, Light industrial buildings, hospital Features l 2-pipe or 4-pipe heating/cooling available l Remote controller available l Room card function / Window card function available l Display shows both set points and room temperature simultaneously l Auto fan with adjustable 3-fan speed. l Keep user setting during power loss l Anti-freezing protection Technical data l Voltage: AC100- 240V 50/60Hz l Power load: 3A/ 5A / 8A l Setting range: 5°c 35°c l Accuracy: ±0.5°c l Ambient temperature: -5 50°c l Protective housing: IP21 l Housing material: PC+ABS Dimensions: 86mm×86mm×15mm Flush mount or wall mount