DC12V Thermostat Digital Temperature Control Switch Temp Controller 20-90℃ W1701 por | ago 7, 2026Model: W1701. Refresh Rate: 0.5S. Temperature range: 20-90 ℃. Temperature Probe: 10K thermistor. Indicator Status : the red light is on indicating the cooling (+ C-) output. Humidity 20% -85%. and the light is off indicating heating (-H +) output.