The Digital Lux / Light Meter is ideal for use in electro-optical sources, research teaching, industry inspection as well as agricultural research and illumination control. It can be used to assess and monitor indoor area light levels, such as greenhouses, warehouses and office space. This device is able to measure light from many different types of bulbs, ensuring high levels of accuracy throughout. It includes a light meter and light sensor and will work with fluorescent, metal halide, high-pressure sodium and incandescent sources. Range: 1-50,000 Lux in 3 ranges 2,000/20,000/50,000 Lux.Sampling Rate: approx. 2 times/second.Environment: Indoor operation.Power: 1 x 9V PP3 battery (supplied). Features: Large LCD display with backlight Data hold function Data hold function Includes light meter and light sensor Specifications: Dimensions: H:30.5 x W:7.5 x D:13.0 cm Colour: Multi Guarantee:5 years Material: Plastic Model Number: FAIDETLIGHT