Extech IR320 Meter Description
1. Low Alarm Alert (blue indicator)
2. High Alarm Alert (red indicator)
3. Backlit LCD
4. RCL (Recall MIN-MAX-AVG-DIF) and down arrow button
5. M (Mode) button
6. Battery compartment
7. Battery compartment screw
8. HI-LO (alarm) and up arrow button
9. Laser pointer lenses
10. IR measurement lens
11. Measurement trigger
12. Tripod mount