SMART SENSOR 0-200000LUX Illuminator High Precision Light Meter Mini Digital Handheld Luminance Meter Easy to operate: start testing as soon as it is turned on, the buttons feel comfortable, and the body is compact and easy to carry. The high-definition Ied display is clear and crisp, and there is also a high-definition backlit temperature display, which is convenient for night work. Power supply: 3x1.5 AAA batteries (not included) Color: As Shown Material: plastic Package Contents: 1 x AS803F Illuminance Meter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.