Feature:1. - Compact \u0026 Ultra-lightweight: Humanity Design, mini size and light weight for easy carrying.2. - VA Color Screen: The high-definition LCD display with backlight enables you to read values clearly even in the dark environment.3. - Wide Frequency Range: 31.5Hz~8KHz.4. - Fast/slow Time Weighting: 125ms(fast) / 1m(slow).5. - Low Battery Prompt: Capable of reminding you to change batteries in time in case turning off when using due to lack of electricity.6. - Automatic Shutdown: No operation within 15 minutes, energy saving.7. - Diversified Functions: Sound level measurement, environment temperature measurement, maximum \u0026 minimum measurement, data retention, over-range indication.8. - Wide Application: Applied in environmental measurements, law enforcement requirements, design measurements, sound level analysis of machines and engines.Specification: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 with backlight enables you to read values clearly even in the dark environment.- Wide Frequency Range: 31.5Hz~8KHz.- Fast/slow Time Weighting: 125ms(fast) / 1m(slow).- °C/°F Switchable: Temperature measurement units can be selected at will.- 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: Sound level measurement, environment temperature measurement, maximum & minimum measurement, data retention, over-range indication.- Wide Application: Applied in environmental measurements, law enforcement requirements, design measurements, sound level analysis of machines and engines.Specifications:Brand: ANENGModel: GN101Material: ABSColor: Black&GreenPower Supply: 3 * 1.5V AAA Batteries (NOT included)Measuring Range: 35dB~135dBResolution: 0.1dBAccuracy: ±2.0dBDynamic Range: 50dBFrequency Response Range: 31.5Hz~8KHzFrequency Weighting: Weighted networkTemperature Measuring Range: -20°C~70°C / -4°F~158°F Resolution: 0.1°C / 0.1°FAccuracy: ±1.5°C / 2.7°FOperating Temperature: -20～60℃ (-4°F～140°F), 10%～90%RHStorage Temperature: -20～60℃ (-4°F～140°F), 10%～75%RHItem Size: Approx. 163.6*56*29.7mm / 6.44*2.2*1.17inItem Weight: Approx. 73g / 2.57ozPackage Size: Approx. 27*10*4.5cm / 10.63*3.94*1.77inPackage Weight: Approx. 145g / 5.11ozNote:Please read the Users Manual before use.Packing List:1 * Digital Sound Level Meter1 * Users Manual(English)Package List:1 * Digital Sound Level Meter1 * Users Manual(English)