| Specifications | |
| Sampling rate: | 2.5 times/second for the digital display |
| Display: | 3½ digit 1999-point LCD screen |
| Sensor: | Silicon photoelectric diode and optical filter |
| Environment: | For indoor use |
| Power supply: | 9V NEDA 1604, IEC 6LR61 |
| Battery life: | 200 hours; in about 6 minutes after auto power-off |
| Dimension (main unit) |
130 × 63 × 38 mm |
| Dimension (sensor) | 80 × 55 × 29 mm |
| Weight: | 220 g (including the battery) |
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