12V Temperature Alarm Monitor with 5M Waterproof Probe — 0–120dB Adjustable Alerts; High/Low, Delay & Calibration for Fridge/Freezer/RV/Farm/Factory

12V temperature alarm for refrigerators, freezers, RVs, farms and industrial spaces. Configure both high and low temperature alarms, apply temperature-difference correction and enable a delayed alarm function for adaptable warning behavior. The unit delivers precise readings to ±0.1 and includes a 5M (16.4ft) waterproof probe for extended, flexible sensing locations. Visual and audible alerts are available, with the alarm level adjustable from 0–120dB to suit different environments. Setup is simple: plug in the power, connect the 12V adapter, program the high/low thresholds and set the sound/LED volume — engineered for stable, reliable operation. Ideal for cold chain monitoring, agricultural use, factory environments, caravans, refrigerators and other large spaces requiring early temperature warnings.