Battery_type_9v

MULTI-FUNCTION: Extremely Handy, Consistent & Versatile for Instant Temp Readings in performing auto maintenance, air leaks, cooking, barbequing, medical, testing refrigerator temperatures, doing home repairs and a host of other tasks.
TEMPERATURE RANGE in CELSIUS AND FAHRENHEIT: -50°C to +550°C /-58 °F to +1022°F; Accuracy: ±1.5% or ±1.5℃.A built in Laser gives you the precision to hone in on the exact space you want to measure.
BACKLIGHT LCD SCREEN: Auto Shut-Off in 7 seconds to extend the battery life and features a low battery indicator.