Features 1、Reading Keep: Digital photometer with reading keep function, can lock side value, automatic shutdown, low power consumption. 2、LCD Display: The light meter has LCD display, clear word without ghosting, linear UV detector, good stability and low influence by visible light. 3、Silicon Photocell Detector: The light meter adopts the silicon photocell detector with good stability, strong light resistance and impact resistance, and strict visual correction, which can realize accurate photometric measurement. 4、Ergonomics: Photometer with ergonomic design, easy to grasp with one hand, practical and portable, back support, convenient to operate in a variety of situations. 5、Wide Application: The digital luminance light meter can be applied to lighting engineering, light sources and luminous devices, traffic signals, construction, etc. Suitable for luminous signs, car lights, cell phone screens, etc. Specification Item Type: Light Meter Material: ABS, Metal Power Supply: 6F22 9V Battery x 1 800mAh (Shipped With Matching Battery) Uses: Lighting Engineering, Light Sources And Luminous Devices, Film And Television, Traffic Signals, Construction, Atmospheric Photometry And Other Fields Commonly Used Test Instruments, Common Luminous Signage, Street Lights Shine To The Ground Brightness, Car Lights, Medical X Rays, Computers, TV Sets, Cell Phone Screens And So On. Auto Zero Or Data Hold Or Low Power Display Or Auto Light Machine: Support Repeat Test: ±2% Maximum Display: 1999 Temperature Characteristics: ±0.1%/°C Resolution: 0.1Lx, 1FC, 0.1cd/㎡ Photoreceptor: UV Light Diode With Filter Lens Operation Mode: Manual Range Sampling Rate: 3 Times / Second Screen Size: Approx. 65 x 35mm / 2.6 x 1.4in Basic Function: CD/㎡ Range: 10-200000cd/㎡ Accuracy: ±5%±10 Package List 1 x Light Meter 1 x Battery 1 x Instruction Book 1 x Cloth Bag