Milwaukee Instruments SM700 Smart Lux Meter

Accurately measure light intensity in your aquarium with this professional grade yet affordable Lux meter. This easy-to-use device makes an indispensable asset to any serious reef enthusiast. Portable lux meter features a sensor (not waterproof) that displays a precise reading of light intensity. Accurately measures a range of 0.000 to 50,000 Lux. Ideal for determining best positions for coral placement within your aquarium, and helps to ensure optimal light fixture performance. Includes 9V battery. Accuracy = ± 6% of reading ± q digit.