This practical mini lux meter is stable, safe and reliable to measure light illuminance, it also can show you the ambient temperature. It is widely used in lamps, husbandry, industrial and mineral industries, laboratory and office, etc.<br /> <br /> <b>NOTE:</b><br /> When measuring under MAX mode, the meter will only display the value greater than the current value; when measuring under MIN mode it will only display the value less than the current value.<br /> <br /> <b>Specifications:</b><br /> Brand Name: SMART SENSOR <br /> Color: Black<br /> Material: ABS Plastic<br /> Measuring Range: 0-200,000 Lux<br /> Resolution: 1 Lux <br /> Accuracy: ±5%rdg±10dgts  <br /> Temperature Range: -10～50℃ / 14～122℉<br /> Sampling Rate: 1.5 times/sec<br /> Measurement Repeatability: ±2%<br /> Operating Temperature: 0-50℃ (≤80%RH non-condensing)<br /> Storage Temperature: -10-50℃ (≤70%RH non-condensing)<br /> Power Supply: 3 * 1.5V AAA Batteries (Not Included)<br /> Item Size: 16.5 * 5 * 2.7cm / 6.50 * 1.97 * 1.06in<br /> Item Weight: 86g / 3.03oz<br /> Package Size: 22 * 14.5 * 3.2cm / 8.66 * 5.71 * 1.26in<br /> Package Weight: 122g / 4.30oz<br /> <br /> <b>Package List:</b><br /> 1 * Digital Lux Meter<br /> 1 * String<br /> 1 * User Manual