Klein Tools ET130 is an easy-to-use precision light meter that measures illuminance levels in both Foot Candles (FC) and Lux. Backlit LCD display screen with bar graph assists when monitoring light levels and for retrofit projects. Includes custom carrying pouch and 9V battery.PRODUCT FEATURES:• Easy-to-operate meter to monitor light levels• Measurements in foot candles (FC) and lux• Auto and manual range: 4000 FC; 40,000 Lux• Features backlit LCD display with 40-segment bar graph• Data hold, Max/Min, and Auto Power Off• Includes carrying pouch and 9V battery