The PID temperature controller kit is for variety of industries or home projects heating or cooling applications. It comes with dual digital PID REX-C100 Temperature Controller #43; max.40A SSR #43; K Thermocouple for your use. Specifications: REX-C100 Temperature Controller 1.3 Digit setup values 2.Measuring accuracy: 0.5%FS 3.Cold-end compensation tolerance: 2 #xff08;can be modified by software in 0 #xff5e;50 #xff09; 4.Resolution: 14 bit 5.Sampling cycle: 0.5 Sec 6.Power: AC 100-240V 50/60HZ 7.Process value (PV), Setting value (SV) 8.Output, and self-tuning can be indicated by: LED 9.PIN control (including ON/OFF, step-type PID and continuous PID) 10.Self-tuning control 11.Relay output: contact capacity 250V AC 3A (resistive load) 12.Proportional band (P): 0 #xff5e;full range (ON/OFF control when set to 0) 13.Detective temperature range: 0 to 400 14.Insulation resistance: gt;50M ohm(500V DC) 15.Insulation resistance: 1500V AC/min 16.Insulation resistance: Power Consumption lt; 10 VA 17.Service environment: 0 #xff5e;50 18.Environment with no corrosive gas 30 #xff5e;85% RH K Thermocouple Probe Cable 1.Length: 1M 2.Sensor diameter: 4.5mm 3.Temperature rang :0 #xff5e;400 4.Internal Insulation: Fiberglass 5.External Shielding: Insulated Shielding Max.40A SSR 1.Output Current: 40A 2.Input Voltage: DC 3-32V 3.Output Voltage: 24-380V AC 4.Output Voltage Range: Standard Type Item Size: 48 * 12 * 12mm / 1.89 * 0.47 * 0.47in Package Weight: 276g / 9.74ounces Package Size: 80 * 62 * 40mm / 3.15 * 2.44 * 1.57in Package List: 1 * PID Temperature Controller 1 * K Type Probe Sensor 1 * Max.40A SSR