Product name: Air Flow Meter Product types： KSAFM-24 Relative No.: N/A OEM No.: N/A The technical standard of the air flow meter: No. 1 input voltage: 12V No. 2 work voltage: 8-18V No. 3 output voltage: 1-5V No. 4 work electric current: ≤100MA No. 5 work temperature: From -40 to 120 No. 6 time of respond: ≤20MS