| Manufacturer | UNI-T |
| Type of meter | infrared thermometer |
| Illumination | yes |
| Features | automatic power-off; laser sight; HOLD function; MIN/MAX/AVG function; compact design; low battery indicator |
| Symbol | Display | Emissivity value | Power supply | Non-contact temp. range | Opt. resol. | Response time | Equipment | Dimensions | Measuring unit | Battery/ rechargeable battery | Non-contact temperature measuring accuracy |
|---|---|---|---|---|---|---|---|---|---|---|---|
| [°C] | [s] | [mm] | |||||||||
| UT309A | LCD | 0,95 (fixed) | battery 6F22 9V x1 | -35...450 | 10:1 | <250m | case | 189x118x55 | °C, °F | battery 6F22 9V x1 | ±1.8%, ±1.8°C |
| UT309C | LCD | 0,1...1 | battery 6F22 9V x1 | -35...650 | 12:1 | <250m | case | 189x118x55 | °C, °F | battery 6F22 9V x1 | ±1.8%, ±1.8°C |
| UT309E | colour, LCD | 0,1...1 | battery 6F22 9V x1 | -35...850 | 20:1 | <250 | case | 189x118x55 | °C, °F | battery 6F22 9V x1 | ±1.8%, ±1.8°C |