SMD TM-1 Temperature Monitor and Programmable Fan Controller

Now comes with switchable C° or F° face plates! Specifications: Mil spec FR4 circuit board Regulated power supply Constant LED current and brightness regardless of battery voltage (won’t dim with your beat) 20 bright surface mount LEDs Wide operating voltage range for vehicles with modified electrical systems 3 speed fan drive system (PWM) Remote wired sensor with 18 feet of cable Operating voltage range for power supply: 8vdc-22vdc Display Range: 30 - 220F/ C Fan Set Point Range: 40 - 200 F/ C Accuracy: +/- 5 Degrees (due to display type) Maximum Fan Load: 5 Amps DC 2.75" x 2.75" x 0.6" depth