Noncontact temperature reader safely measures surface temperatures of hot, hazardous or hard-to-reach objects. Ideal for do-it-yourselfers and professional mechanics. Simply point, click and read. Reads the temperature of exhaust systems, electronics, cylinder heads, catalytic converters, heating and cooling systems, radiators, air-conditioning systems and brakes Temperature range of -27° to 428°F Backlit LCD display with dual readings Compact and lightweight Includes battery