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.Features Auto Power-Off Measurements in Foot Candles (FC) and Lux Includes carrying pouch and 9V battery Easy to operate light meter to monitor light levels Features backlit LCD display with 40-segment bar graph Measurements in foot candles (FC) and Lux Auto and manual range: 4000 FC; 40,000 Lux Easy-to-operate meter to monitor light levels Data hold, Max/Min, and Auto Power Off WarningsRead, understand and follow all instructions, cautions and warnings attached to and /or packed with all test and measurement devices before each use. Range: 0 to 4,000 FC, 0 to 40,000 Lux Resolution: 0.01 FC, 0.1 Lux Spectral Range: 400 to 760 nm Repeatability: +/- 3% Sample Rate: 2 times per second Display: Backlit LCD Power Supply: 1 x 9V battery Height: 8.24 in (20.6 cm) Width: 2.09 in (5.3 cm) Depth: 2.13 in (5.4 cm) Weight: 4.2 lbs (1.9 kg) Country of Origin: China Type: Digital Light Meter DownloadsSafety Data SheetVideo DownloadSafety Sheet 1Spec SheetInstructionsET130-Manual- WEB.pdfET130-WEBINSTRUCTIONS.pdf