Decibel Meter Sound Level Meter Professional Sound Level Reader Detector MAX Data Noise Monitor Digital SPL dB Meter with Data Record Rechargeable

【Multi-function】: This sound meter has charging function and comes with a USB cable, and can work for 8 hours on a single charge. It displays dB value, date, and time, has data recording function with PC connection for data export, and is compatible with Windows 7, Windows 10, and Windows 11. 【Advanced Graphical Display and Alerts】: This decibel meter utilizes a combination of numerical and graphical displays for clearer and professional readings. 3-color light alarm system, yellow (low alarm), red (high alarm) light, with triangle exclamation mark icon on the LCD screen. [Measurement range and accuracy]: The measurement range of the noise meter is 30~130dB(A), 35~130dB(C), and the accuracy is ±1.5dB (reference sound pressure standard, 94dB@1KHz). Can store up to 3100 data records. 【Calibration Knob】: There is a calibration knob on the back, using Type-C interface for convenient connection, and automatically shuts down after 10 minutes of inactivity (adjustable). [GAIN EXPRESS Sound Level Meter] Suitable for noise engineering, product quality control, etc. This audio noise measurement device is an excellent tool for inspecting, monitoring, controlling and testing sound levels in any environment. Widely applicable for personal, household, commercial, educational and industrial uses. Features Real-time measurement A/C frequency weighted selection Fast/slow time weighted selection. 3-color light alarm High/low alarm value setting MAX/data hold function Data storage function (up to 31,000 data records) Data loading (PC only), deletion Automatic shutdown after 10 minutes. Date and time display (Year-Month-Day-Hour-Minute-Second) USB charging and PC communication compatible with the following OS: Microsoft Win 7, 10, 11 Provides data recording and downloading Real-time data sampling and analysis. Print graphs and data functions Standard Approvals International Electrician Commitment Standard: IEC PUB 651 TYPE2 American National Standard: ANSI S1.4 TYPE2 Tripod fixing screw aperture. Specifications: Measurement range: 30~130dB (A), 35~130dB (C) Accuracy: ±1.5dB (reference sound pressure standard, 94dB@1KHz) Resolution: 0.1dB Frequency weighting: A/C Frequency response: 31.5~8500Hz Time weighting: FAST/SLOW Sampling rate: FAST - 8 times/second; SLOW - 1 time/second Rated current: 70mA Standby current: 5uA Power supply: 3.7V lithium battery/1000m Ah Charging time: 1.5h Usage time: 8 hours Microphone: 1/2 inch polarized capacitive microphone Operating environment: 0~50℃, 10~80%RH Dimensions: 160 x 56 x 31mm (excluding sponge ball) Weight: Approx. 126gms (excluding sponge ball) Set contents: 1 x Sound level meter Windproof sponge ball x 1. 1 x USB cable English instruction manual Standard factory packaging