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LCD backlight display: ensures clear and easy reading even in the dark. Fast/slow sampling: free response selection, press the button to high performance also fast 125 mS and slow 1 second response speed rate for higher accuracy. 1/2 inch condenser microphone, can withstand one meter landing impact. Min/Max function: allows you to note: frame the minimum and maximum sound decibels at a certain time in your environment. 30 ~ 130 dB measuring range: ensures the accurate data the volume in your environment. › See more product details; Product description Description: This mini sound meter is ideal for measuring and monitoring sounds and sounds in any environment. It is more compact and user-friendly than conventional measuring devices and so on. It is lightweight, compact, ergonomic and user-friendly, and is ideal for monitoring noise levels in hotels, conference rooms, home theaters, hospitals and other noise-sensitive environments. In case you don't want to get ahead Specification: Condition: 100% brand new. Functions: Range Resolution. Correctness Noise (A-weighting) 30 ~ 130 dB. 0.1 dB. ± 1.5 dB. Sample Rate FASHION 125 ms. Towing. 1000 ms. Overload indicator. OL Max min. Max min. Data Recording Hold. LCD rear light. Yes Automatic shutdown. 5 minutes. Low battery indicator. 3.0 ~ 3.5 V. Battery. 4.5 V. Current Consumption Work mA. 40 mA. Power off. uA 10uA Work Environment temperature 0 ~ 40. Moisture. 80% RH. Storage Environment temperature -20 ~ 60. Moisture. 75% RH. Battery: 3 x AAA 1.5 V batteries (not included). Size: approx. 150 x 50 x 27 mm / 5.9 x 2.0 x 1.1 inches. Package weight: approx. 132g Package includes: 1 x sound level meter.; Product description Description: This mini sound meter is ideal for measuring and monitoring sounds and sounds in any environment. It is more compact and user-friendly than conventional measuring devices and so on. It is lightweight, compact, ergonomic and user-friendly, and is ideal for monitoring noise levels in hotels, conference rooms, home theaters, hospitals and other noise-sensitive environments. In case you don't want to get ahead Specification: Condition: 100% brand new. Functions: Range Resolution. Correctness Noise (A-weighting) 30 ~ 130 dB. 0.1 dB. ± 1.5 dB. Sample Rate FASHION 125 ms. Towing. 1000 ms. Overload indicator. OL Max min. Max min. Data Recording Hold. LCD rear light. Yes Automatic shutdown. 5 minutes. Low battery indicator. 3.0 ~ 3.5 V. Battery. 4.5 V. Current Consumption Work mA. 40 mA. Power off. uA 10uA Work Environment temperature 0 ~ 40. Moisture. 80% RH. Storage Environment temperature -20 ~ 60. Moisture. 75% RH. Battery: 3 x AAA 1.5 V batteries (not included). Size: approx. 150 x 50 x 27 mm / 5.9 x 2.0 x 1.1 inches. Package weight: approx. 132g Package includes: 1 x sound level meter.; Description: This mini sound meter is ideal for measuring and monitoring sounds and sounds in any environment. It is more compact and user-friendly than conventional measuring devices and so on. It is lightweight, compact, ergonomic and user-friendly, and is ideal for monitoring noise levels in hotels, conference rooms, home theaters, hospitals and other noise-sensitive environments. In case you don't want to get ahead Specification: Condition: 100% brand new. Functions: Range Resolution. Correctness Noise (A-weighting) 30 ~ 130 dB. 0.1 dB. ± 1.5 dB. Sample Rate FASHION 125 ms. Towing. 1000 ms. Overload indicator. OL Max min. Max min. Data Recording Hold. LCD rear light. Yes Automatic shutdown. 5 minutes. Low battery indicator. 3.0 ~ 3.5 V. Battery. 4.5 V. Current Consumption Work mA. 40 mA. Power off. uA 10uA Work Environment temperature 0 ~ 40. Moisture. 80% RH. Storage Environment temperature -20 ~ 60. Moisture. 75% RH. Battery: 3 x AAA 1.5 V batteries (not included). Size: approx. 150 x 50 x 27 mm / 5.9 x 2.0 x 1.1 inches. Package weight: approx. 132g Package includes: 1 x sound level meter.