Power supply voltage:220VAC±10%,50/60Hz 

Power supply:<3W 

Temperature measuring range:-40℃~120℃; 

Temperature controlling range:-40℃~120℃ 

Resolution:0.1℃ at(-40℃~99.9℃);1℃ in other range 

Accuracy:±1℃ at(-40℃~70℃);

Relay contact capacity:10A/220VAC,the max load it can drive is 0.5HP/220VAC 

Sensor type:NTC sensor(10KΩ/25℃,B value 3435K) 

Ambient temperature:0℃~60℃ 

Storage temperature:-30℃~75℃ 

Relative humidity:20%-85%(No condensate)