Ideal 61-686 Digital Light Meter, Accuracy: Plus/Minus 3 PCT, Battery Type: (1) 9 V Neda 1604, IEC 6F22, Jis 006P Battery, Display: Large 3-1/2 Digit (2000 Count) LCD Display, Lighting Types: Fluorescent, Metal Halide, High-Pressure Sodium and Incandescent, Measuring Range: 20000 FC or 200000 Lux, Tester Type: Light Meter, Auto Power Off: Yes, 59 In Cord, Read-Out: Digital LCD With Data Hold, Included: Power Cord, Ce Certified