Item Type:Thermostat_x000D_ Temperature Control Accuracy: 1 C_x000D_ Temperature Control Range: -50~110 C_x000D_ Temperature Measurement Accuracy: 0.5C_x000D_ Data Saving: Yes_x000D_ Working Temperature: 0-50 C_x000D_ Output Capacity: Up to 10A_x000D_ Mounting Hole Distance: M3 (Screw)_x000D_ Size:76 x 55 x 31mm / 2.99 x 2.17 x 1.22in _x000D_ Output Power: 120W for DC12V/240W for DC24V/1500W for AC220V(Optional)_x000D_ _x000D_ Setting method:_x000D_ 1. Set the left control temperature_x000D_ Press the SET button to the left of the display to flash, press the up and down buttons to adjust the desired temperature, press the right and left buttons (any button) to save and exit._x000D_ 2. Set the right control temperature_x000D_ Press the SET button twice to flash the left display, press the up and down keys to adjust the desired temperature, press the left and right buttons (any button) to save and exit._x000D_ _x000D_ First, determine the working mode_x000D_ Press the SET button for more than 3 seconds, enter the control parameter setting, press the or key to select the menu to be adjusted, then press the SET button once to enter the corresponding control parameter setting state, press the or key to adjust the control parameters to be modified. After adjustment, press SET to exit, or the system delays for 5 seconds to exit._x000D_ Second, set the difference_x000D_ Press the SET button for more than 3 seconds, enter the menu display, use the or button to adjust to the D code when the screen appears, press the SET button to display the hysteresis setting value, then press or "" key adjustment parameters.