4-Range Settings
This high-quality digital illuminance/light meter has 4-range settings, 0/200/2,000/20,000/200,000 Lux,for a dynamic metering ability. High Accuracy
With auto zeroing capabilities, you can be sure you'll always get a reading with pinpoint accuracy, and it will always be fast! EZ-Read Display
Clearly readable info lets you read Units and Signs easily, and stay informed with the over-range indicator. Convenient Switches
Get better control over your readings with Data Hold & Peak Data hold for when you're recording information. You'll also benefit from its lower power consumption and short rise and fall times. Bring Anywhere
From squeezing into tight places to keeping your load light, you can bring the Dr.Meter Digital Illuminance/light meter wherever you need to. Fits easily into a work bag or large pocket and barely adds any weight. It's the ultimate in light-metering convenience! Scientific Design
Photo sensor separate with meter which can make you adjust to the perfect and get the most accurate measurements. Battery Installation
1.Remove the orange frame on the unit.
2.Remove the screws on the battery door with a screwdriver.
3.Remove the battery dooe and correctly install a battery.
4.Mount the battery door and replace the frame.