It is lightweight, compact, easy to carry, and is not limited by location or location. Windproof Sponge Design: The microphone is designed with a windproof sponge, more accurate sound collection, filtering the impact of wind on the sound.
eBay
Smart Sensor AS804 Digital Sound Level Meter Decibel 30D to 130dB Diagnostic Tools Monitoring Tester Noise DB Detector Analyzer
Aliexpress UK
1 decibel knife. Not only can the screen brightness be adjusted, you can also adjust the speed of detection. 14~122F, accuracy: ±5%. It's more sensitive, accurate and stable. -Large screen, wall mount.
eBay
GVDA Digital Min Audio Sound Level Meter DB Measuring Instrument Sonometer Decibelimetro 30-130dB Portable Noise Decibel Monitor
Aliexpress UK
Concentration unit decibel: dBA. Sound Pressure Level Range30 – 130 dB. Sound Pressure Level Accuracy1.5 dBA. Product size: 160.5x90.5x50mm (6.3x 3.5x1.96 lnches).
eBay
Decibel Meter Sound Level Tester Datalogger with Visual Alarm,43,000 Data Set SPL Monitor Noise Reader Coloured Screen Display
Aliexpress UK
Super large 9.6" LCD digital display with backlight that makes reading more clear and visually in dark areas.Alarm function.
eBay
Sound Level Tester Decibel Meter Datalogger with Visual Alarm,Coloured Screen Display 43,000 Data Set SPL Monitor Noise Reader
Aliexpress UK
Opened but never used.
eBay
level measuring instruments water level sensor controller transmitter liquid level sensors meter digital tank level indicator
Aliexpress UK
It is lightweight, compact, easy to carry, and is not limited by location or location. Windproof Sponge Design: The microphone is designed with a windproof sponge, more accurate sound collection, filtering the impact of wind on the sound.
eBay
1pc 32mm Universal Level Spirit Level Bubble Bullseye Level Bubble Spirit Level Round Circular Measuring Meter Measuring Tools
Aliexpress UK
2、Alarm function. 3、Data storage. connecting PC via USB cable. Alarm Reminder(sound+display). Frequency Response Range. DC 5V 1A micro USB. -10-60℃, 10%~70%. 0-40℃, 10%~80%.
eBay
1pc 32x7mm Universal Level Spirit Level Bubble Bullseye Level Bubble Spirit Level Round Circular Measuring Meter Measuring Tool
Aliexpress UK
✅ 4-in-1 Smart Monitoring Simultaneously track noise levels (dB), temperature (°C/°F), humidity (%), and time on one screen—no need for multiple devices. ✅ Crystal-Clear 11" LED Display The oversized anti-glare screen ensures visibility even in bright environments. Adjust brightness with a single click (▲/▼) for day/night use. ✅ Professional-Grade Accuracy Advanced semiconductor sensors deliver ±1.5dB precision (50Hz-8.5kHz range), outperforming standard classroom/office noise meters. ✅ Wall-Mount or Tabletop Flexibility Includes mounting brackets + non-slip pads. Perfect for permanent installation or portable monitoring across rooms. ✅ 10-Hour Battery & Fast Charging The 2000mAh battery lasts a full school/workday. Recharge via any USB port (phone charger/power bank compatible).
eBay
Dewalt DW089LG 12 Lines Laser Level 3 Sides*360 Degree Vertical Horizontal Green Light Level Meter Outdoor laser level tripod
Aliexpress UK