Precise Control Featuring advanced digital technology with 0.1 degree Celsius resolution, this DC 12V controller maintains your desired temperature from 50 degree Celsius to 110 degree Celsius, ensuring conditions for various applications. Comprehensive Digital Display Equipped with a bright red 0.28inch threedigit display and a 10K waterproof sensor, this switch board provides realtime gas monitoring with a 0.5 s refresh rate for accurate control. Reliable 10A Output Designed for a DC 12V input voltage, this controller handles up to a 10A load with operating range of 10 degree Celsius to 60 degree Celsius and 20%85% humidity, providing stable performance in diverse conditions. Compact And Protected Design Housed in a transparent acrylic case with compact 48*40mm board dimensions, this controller offers convenient installation while protecting internal components from factors. Use scenarios Smallscale cooling or heating projects such as a DIY fridge, incubation chamber, or storage cabinet where precise temperature control and wide setpoint range are important. Hobbyist laboratory setups or electronics testing environments that require reliable 12V power, up to 10A load, and operation in environments with varying humidity. Mobile or offgrid installations (eg, in vehicles, RVs, boats, or remote shelters) where a compact, protected 12V controller supports stable temperature management in enclosed spaces.