Easy Charging: This decibel meter has a built in 2000mAh lithium battery power supply, and comes with a 10ft USB charging cable, you can easily. Adjustable Design: Not only can the screen brightness be adjusted, you can also adjust the speed of detection. Function: The device supports 2.4G WIFI, and can be connected with your mobile phone connects through and for tuya APP. Miracase Car Vent Phone Mount, Universal Cell Phone Mount [Upgraded Clip Never Fall Off] Hands Free Airvent Phone Holders for Your Car Compatible with iPhone All Smartphones, Dark Black Designed with 11 inch LED screen, the brightness is adjustable. [WiFi Function] The device supports 2.4G WIFI, and can be connected with your mobile phone... Uadme Decibel Meter, LED Decibel Meter, 2.4G WiFi Wall All data and historical data can be viewed from APP via mobile phone. Specification Item Type: LED Decibel Meter Material: ABS Display Method: LED Screen Atmospheric Pressure: 12.5PSI to 15.4PSI Sampling Time: 1.5S Detection Temperature Range: 14℉ to 122℉ Storage Temperature: 14℉ to 140℉ Working Environment Storage Humidity: 20%-85% Detection Humidity Range: 20% to 85% (Accuracy: 5%) Charging: 1000mA 5V DC Battery: 1 x 2000mAh (Built in) Unit: dBA Measuring Range: 30-130 dBA Accurate: ±1.5dBA Frequency Range: 50Hz to 8.5kHz Frequency Weighting: A Screen Display: 0.1 dBA Noise Meter Level (Unit: dB): Green 1: 55.0 or less Green 2: 65.0 to 55.0 Orange 1: 75.0 to 65.0 Orange 2: 85.0 to 75.0 Red 1: 95.0 to 85.0 Red 2: Above 95.0 Grade of Temperature Smiling Face (Unit: ℉): Green: 68-86 Orange: Below 68 Red: Above 86 Designed with 11 inch LED screen, the brightness is adjustable. Double click M key to adjust the time. Db Meter LED Decibel Meter 2.4G WiFi Wall Mounted 4 In 1 Sound Level Studio Display
