Williams and Joseph Infrared Thermometer

[fadeaway263]

Had mine for 3 years and all of a sudden getting letters and "err" messages. Does it need a new battery or does it even use battery's?

 

[ryansheehan]

Yes, there is screw you need to undo on the bottom to replace the battery.

 

[ryansheehan]

Although mine doesn't say error when its low on batteries it has a low battery flash.