W3230 DC 12V 20A LED Digital Temperature Controller Thermostat Thermometer Temperature Control Switch Sensor Meter（DV12V）） Color:DC 12V If you are upset with

If you are upset with the loose connections of crappy ressitors

We are so confident in the quality of our chore charts that we offer a lifetime manufacturer guarantee

Diameter of plastic part: 3 mm

They can help you test IC or repair cell phone and other mini electronic products

it is active if the vaule is 0V

W3230 DC 12V 20A LED Digital Temperature Controller Thermostat Thermometer Temperature Control Switch Sensor Meter（DV12V）） Color:DC 12V If you are upset withW3230 DC 12V 20A LED Digital Temperature Controller Thermostat Thermometer Temperature Control Switch Sensor MeterDV12V W3230 Description: Mini temperature controller. With clear LED display for better readability. Wide temperature measuring range. Heating or cooling control. All parameters setting can be saved after short circuit. Relay output. High Control precision 0. 1 centigradeCan be used for domestic freezer, water tanks, refrigerator,