BTMETER BT-881D Digital Illuminance Light Meter
BTMETER BT-881D measures illuminance from 0.01 to 400,000 Lux with a 270° rotated sensor for versatile indoor/outdoor use. Users praise ease of use, accuracy, and low-light measurement ability
Highlights
- 270° rotated sensor
- 0.01–400,000 Lux range
- relative quick response
Pros
- wide lux range
- rotated sensor for flexible measurement
- easy to use
- accurate readings
- includes carrying case and screwdriver
Cons
- noisy at very high speed sampling
- limited to light intensity measurements
- requires calibration for precision claims
Best For
Features
- Measures illuminance from 0.01 to 400,000 Lux (0.01–40,000 FC) with 0.01 resolution
- Consumption-free sensor offers 0.4 second response time and 2–3 samples per second
- Rotatable sensor provides 270-degree adjustability for flexible measurements
- Accuracy within ±4% at 10,000 Lux and ±5% at higher ranges up to 400,000 Lux
- Clear measurement readings reduce guessing by displaying luminance directly
