Features: 1. Mini illuminometer, compact design and easy to carry 2. Ultra-large range, measuring range up to 200000LUX, easy to test all natural and artificial light 3. The temperature sensor of the illuminometer can accurately test the temperature of the current environment in real time. 4. LCD high-definition large screen with clear view of LED backlight 5. The probe can be adjusted 180 degrees according to the measurement environment Specification: Condition: 100% Brand New Brand: SMART SENSOR Model: AS803 Theory: Brightness Tester Measuring Range: 1~200,000lux Unit Selection: Lux/FC Measurement Selection: Automatic Resolution: 1lux 0.1℃ Data Retention Function/Backlight Display: Yes Maximum/Minimum Measurement/Automatic Shutdown: Yes Power: 3 * 1.5V AAA Battery (Not Included) Accuracy: ±5% rdg±10dgts Temperature Range: -10~50℃ / 14~122℉ Sampling Rate: 2 Times/Sec Measurement Repeatability: ±2% Working Temperature: 0-40℃ (≤ 80% Rh Without Condensation) Storage Temperature: -10-60℃ (≤ 70% Rh Without Condensation) Weight: Approx. 123g / 4.3oz Size: Approx. 16.3 * 4.7 * 2.5cm / 6.4 * 1.9 * 1.0in Package List: 1 * LuxMeter 1 * Rope 1 * Cover Note: The probe can only be rotated 180 degrees to the right .