Extech Light Meter, Extech Instruments (CAT#: STEM-AIAE-0053-LKN)

Measures light intensity up to 40,000 Foot-candles or 400,000 Lux with high resolution to 0.01 Fc/Lux and basic accuracy of ±(5% rdg + 0.5%FS). Ideal for indoor lighting tests and for checking security and safety illumination in parking garages, night time ATM areas, stairwells, landings, and hallways. Supplied with 9V battery, light sensor with protective cover, protective holster, and soft case.

Size: 5.9 in. × 2.95 in. × 1.57 in., 150 x 75 x40 mm
Weight: 7 oz (200 g)
Battery: 9 V