Temperature control range: -50~110'C - Resolution: 0.1'C @-9.9~99.9'C 1'C @ other temperature - Temperature measurement accuracy: 0.1'C - Control accuracy: 0.1'C - Hysteresis accuracy: 0.1'C - Refresh rate: 0.5s - Input power: Input 5V output relays - Measurement input: NTC (10K 0.5%); waterproof sensor - Output: 1-CH relay output capacity = 10A - Working temperature: -10~60'C; Humidity 20%~85% - Size: 78 x 51mm (M3 mounting hole 75mm opposite angle) - Power consumption: Static current: < = 35mA; Pick up current < = 65mA - Built-in ARM chipset - Auto power off memory function - Button buzzer (can be turn off) - High temperature buzzer alarm (0~110'C settable)