BDMETER TDC802 Handheld Portable Color Screen Lux Meter High-Precision Auto-Range Illuminance Tester

Color display screen, with clear and intuitive readings, capable of simultaneously displaying illuminance and temperature data

1. 1; more than 1000:
2. Spectral response: CIE luminance (CIE eye response curve). Spectral accuracy: CIE V Lambert function (f1 less than or equal to 6%, f2 less than or equal to 2%). Measurement accuracy: ±3% rdg ±8 d (less than 10,000 Lux); ±4% rdg ±10d (more than 10,000 Lux). Sampling rate: 500ms. Photodetector: silicon photodiode, equipped with spectral response filter. Automatic shutdown: on/off, automatically shuts down after 15 minutes of inactivity. Power supply:
3. 5V 3 x AAA batteries(Shipping does not include batteries). Working temperature range: -20 to 60℃; humidity: 10% - 90% RH. Storage temperature range: -20 to 60℃; humidity: 10% - 75% RH. Size: about