ANENG Mini Digital Lux Meter 0-20,0000 Lux Illuminance Meter LCD Display Handheld Illuminometer High Precision Light Meter Photometer Luxmeter Features: - Compact & Ultra-lightweight: Humanity Design, mini size and light weight for easy carrying. - High-precision Sensor: High sensitivity & high precision & high response speed. - VA Color Screen: The high-definition LCD display enables you to read values clearly even in the dark environment. - Lux / Fc Switchable: Measurement units can be selected at will. - Wide Measurement Range: 0Lux~200,000 Lux / 0Fc~20,000 Fc. - Low Battery Prompt: Capable of reminding you to change batteries in time in case turning off when using due to lack of electricity. - Automatic Shutdown: No operation within 15 minutes, energy saving. - Diversified Functions: Illuminance measurement, environment temperature measurement, maximum & minimum measurement, data retention. - Wide Application: Widely used in offices, lamps industry, husbandry, laboratory, industrial and mineral industries, etc. Specifications: Brand: ANENG Model: GN201 Material: ABS Color: Black&White Power Supply: 3 * 1.5V AAA battery (NOT included) Illuminance Measuring Range: 0Lux~200,000 Lux / 0Fc~20,000 Fc Resolution:  <1,000: 0.1 >1,000: 1 Accuracy: ±3% rdg±8d (<10,000Lux), ±4% rdg±10d (>10,000Lux) Temperature Measuring Range: -20℃~70℃ / -4℉~158℉ Resolution: 0.1℃ / 0.1℉ Accuracy: ±1.5℃ / ±2.7℉ Operating Environment: -20℃~60℃/-4℉~140℉, 10%RH~90%RH Storage Environment: -20℃~60℃/-4℉~140℉, 10%RH~75%RH Value Update: 500ms Automatic Shutdown: No operation within 15 minutes Item Size: Approx. 174.5*56*30.5mm / 6.87*2.2*1.2in Item Weight: Approx. 107g / 3.77oz Package Size: Approx. 27*10*4.5cm / 10.63*3.94*1.77in Package Weight: Approx. 163g / 5.74oz Note: Please read the Users Manual before use. Packing List: 1 * Lux Meter 1 * Users Manual(English)