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Get it between 2025-07-11 to 2025-07-18. Additional 3 business days for provincial shipping.
【4-in-1 Function】: This wall mounted decibel meter combines a sound level meter, humidity meter, temperature meter, clock, and noise level indicator into one. The noise level indicator containing automatic alarm icons for quick identification of noise level status. The noise decibel monitor can accurately and swiftly measure decibels, temperature, and humidity.
【Large LED Display】: The 4-in-1 decibel meter features an 11 inch led noise meter large display screen. Brightness can be adjusted, detection speed can be altered, and time settings can be easily adjusted through simple button operations. Press "▲" to increase brightness, "▼" to decrease brightness, press "M" to adjust detection speed with three settings: fast, medium, and slow, and long press "M" to adjust time.
【High Accuracy】: This decibel meter wall mounted uses intelligent air semiconductor sensors to measure decibels, temperature, and humidity values. Compared to ordinary decibel meters, it is more sensitive, accurate, and stable. ① Measurement range for decibels: 30~130dB, accuracy: ±1.5dB, frequency response range: 50Hz~8.5KHz; ② Humidity range: 20~85%, accuracy: ±5%; ③ Temperature range: 14~122℉, accuracy: ±5%. Note: Due to different environments, an error range of 0~15% in actual measurements is considered normal.
【Prolonged Use】: The sound meter decibel is powered by a high-capacity 2000mAh lithium battery and comes with a approximately 10-inch USB data cable for charging anywhere, anytime. The battery life lasts 3~5 days, with an ultra-long standby time requiring charging only once a week. Note: The wall hanging noise meters is shipped after testing and calibration, which consumes a certain amount of power. Therefore, the battery is usually not fully charged upon unboxing. Please connect the charger before use to ensure sufficient power.
【Wide Applications】: The decibel meter can be placed flat on a desktop or used as a wall-mounted device. The sound decibel meter can be used in classrooms, factories, construction sites, homes, and offices etc. The noise decibel meter helps different industries and fields maintain appropriate sound environments, prevent noise pollution, and protect people's hearing and quality of life.
【Professional After Sales】: For this wall-mounted noise meter, We offer one year post-purchase support &12 hours service. If you have any questions or concerns about the noise decibel meter, feel free to contact us via email or message. Our professional team will promptly address your issues and resolve any problems within 12 hours.
The Decibel meter uses high-precision sensors to ensure accurate testing.As well as having an 11 in LED screen for easy reading every time. 【STEPS FOR USAGE】 Step 1: Secure it in a prominent or visible location such as a desk or wall Step 2: Connect the power supply and press the switch to observe the decibel humidity and temperature of your environment 【SPECIFICATION】 Monitoring Range: 30-130dB Accuracy: ±1.5dB Frequency Range: 50Hz-8.5Khz Humidity Range: 20-85% Temperature Range: 14℉-140℉ Monitoring Time:24H Real-time Sampling Time: 1.5Seconds Storage Temperature: -10°C To 50°C Power Source: Lithium Battery With 2000 mAh Capacity Charging Voltage:5v DC Power Charging Product Details Screen: 11-inch LED screen Product Size: 10.63×1.38×3.54in/270×35×90mm Product Weight: 50g Packing List: Decibel meter× 1 3M USB charging cable× 1 User Manual × 1