AITRIP 3PCS W1209 12V DC Digital Temperature Controller Board with 10A One-channel Relay and Waterproof Micro Digital Thermostat -50-110°C Electronic Temperature Temp Control Module Switch (With Case) 3-PACK Color:3-PACK Some styles are called furnace-head

Some styles are called furnace-head bolts

reasonable design] Laser-etched scale and satin chrome-plated surface ensure ultra-high precision and no glare

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AITRIP 3PCS W1209 12V DC Digital Temperature Controller Board with 10A One-channel Relay and Waterproof Micro Digital Thermostat -50-110°C Electronic Temperature Temp Control Module Switch (With Case) 3-PACK Color:3-PACK Some styles are called furnace-headAITRIP 3PCS W1209 12V DC Digital Temperature Controller Board with 10A One channel Relay and Waterproof Micro Digital Thermostat 50 110C Electronic Temperature Temp Control Module Switch (With Case) Product Features The W1209 thermostat module has a STM8S controller, a sensor input, keys, LED display, and a relay. It can be reprogrammed for control, timing, or counting. Temperature Measurement Range: 50~110C. Control Precision: 0. 1 celsius.