Frequency: 30Hz to 8KHz. If you are satisfied with our service, pls.
eBay
0-190 Ohm Water Level Sensor 52mm Water Level Gauge with 7 Color LED Water Tank Meter Indicator Gasoline Boat Car 12V 24V Custom
Aliexpress UK
The default warning sound can arrive 130dB, ensuring that users can promptly perceive excessive noise. This function can amplify warning sound or notification sound as needed, especially suitable for large areas.
eBay
52MM Fuel Level Gauge Red Backlight Pointer Oil Tank Meter Auto Marine Boat Car 12V 24V Used with Sensors Fuel Tank Level Gauge
Aliexpress UK
Level Range: 30~80, 50~100, 60~110, 80~130, 30~130dB. Fast and slow dynamic characteristic modes. Bar Graph: 50dB scale at 1dB step for monitoring current sound pressure level display. Large LCD display for easy reading and convenient to use.
eBay
Universal Car 2" 52MM Fuel Level Gauge+Fuel Float Level Sensor 240-33 OHM Red Backlight Fuel Meter with Alarm for Boat Yacht
Aliexpress UK
With A and C equivalent weighted sound pressure levels and fast and slow dynamic characteristic mode. It has low power indication, automatic and manual power off function. Data Storage Capacity: 15000.
eBay
0-190 Ohm Fuel Float Level Sensor+52MM Fuel Level Gauge 8 Color Waterproof Pointer Oil Tank Meter Car Boat Marine 12V 24V Custom
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
1S 2S 3S 4S Li-ion Lithium Battery Level Indicator Tester LED Digital Display Meter Module Battery Capacity Meter
Aliexpress UK
The Faithfull Digital Sound Level Meter is a reliable and accurate tool for measuring sound levels in various environments. With the brand's reputation for quality and precision, this meter is ideal for professionals in the business, office, and industrial sectors. Whether you are looking to detect noise pollution or ensuring compliance with sound regulations, this digital sound level meter provides trustworthy results for all your measurement needs.
eBay
Universal Car Fuel Level Gauge White Backlight Auto Car Fuel Meter IP67 Waterproof Pointer Oil Tank Meter for Car Boat Marine
Aliexpress UK
If you are satisfied with our service, pls. Display Resolution: 0.1dB. Storage Humidity: 10-75%RH. Storage Temperature: -10 to 60℃. Working Humidity: 10-90%RH.
eBay
25-250L/H Flowmeter Water Flow Meter Tube Type Flowmeter Plastic Tube Type 25-250L/H Instantaneous Water Flow Meter Flowmeter
Aliexpress UK
Wall hanging type. With the hanging hole, it can installed on the wall to or free stand on the table. Alarm function. Data storage. Super large 9.6" LCD digital display with backlight that makes reading more clear and visually in dark areas.
eBay
XH-M203 water level controller automatic water level controller water level switch level water pump controller 12V Relay Output
Aliexpress UK