This easy-to-use digital lux meter measures illuminance over a wide range and simultaneously displays temperature. Its illuminance measurement ranges are 0-200, 200-2000, 2000-20,000, and 20,000-200,000 lux. Accuracy: 0-10,000 lux, ±3% rdg ±8 dgts. 10,000-20,000 lux, ±4% rdg ±10 dgts. Temperature range: -10°C to 50°C, accuracy: ±1°C.
"Peak hold function" The peak hold function displays the maximum and minimum values of the measurement, making it easy to compare illuminance levels. An icon will appear when the battery is low, so you can know in advance when it's time to replace the battery.
The multi-function LCD is equipped with a backlight, making it easy to see even in the dark. It can store up to 67 pieces of data internally, and comes with a cap to protect the light receiving part, preventing damage when not in use.
"Easy to operate" This is a light meter with an integrated sensor that is lightweight and compact, designed to be easily operated with one hand.
"Wide range of uses": Indoor lighting for schools and factories, public facilities such as parks, wharves and ships, photography, and aquarium lighting for tropical fish and aquatic plants.
Description: 1. This digital lux meter is a professional instrument for measuring illumination and brightness. It is widely used in photometric engineering, quality control, schools, offices, transportation routes, families, etc. Specifications: Model: WT81, Brand: Wintact. Total Measurement Range: 0~200,000 lux. Temperature Measurement Range: -9.9~49.9°C / -49.82~140°F. Illuminance and Temperature Units: Lux/°C, FC/°C, FC/°F. Illuminance Accuracy: ±3% rdg (below 10,000 lux); ±4% rdg (above 10,000 lux). Temperature Accuracy: ±1.0°C. Operating Temperature/Humidity: 0~40°C, 10~90% RH. Storage Temperature/Humidity: -10~50°C, 10~90% RH. LCD Screen Update: 2 times per second. Powered by: Three 1.5V AAA batteries (included). Packaging Information: Package Size: 220x117x40mm/8.66x4.61x1.57in. Package Weight: 223g/7.87oz. Typical Box Packaging. Package Contents: 1 x WT81 Digital Lux Meter. 1 x User Manual in 5 languages (UK, French, German, Italian, Spanish). 3 x 1.5V AAA batteries.