The gauge is not temperature compensated; changes in ambient temperature will affect the readings. Unlike our MICRO-1000 gauges, It will require shock mounting. All gauges come with a one-year warranty which covers any malfunction. Prices include probes with 4-ft. leads. Gauge leads may be extended with 18-gauge wire. 2-1/4", 0-700° F
Made in China
No this is a 14mm spark plug. For a non-certified 18mm probe, please use 10-02288.