Note :The cable need you welding on the Driver board.
eBay
1PC VU Meter 500VU With Backlight Sound Pressure Audio Meter Driver board DC/AC 6-12V Input 35mm
Aliexpress UK
Note :The cable need you welding on the Driver board.
eBay
TUF-2000M Water Flow Meter TL-1-HT High-Tem Ultrasonic Modular Sensor TS-2 TM-1 DN15-700mm RS485 Digital Level Flowmeter
Aliexpress UK
The audio input uses TI signal isolation to minimize the high-frequency interference caused by MCU series connection to the audio circuit. Display area + position after tripping peak. A: 1 indicator + 1 wire.
eBay
Dc current meter with backlight level signal indicator head TX PWR DB meter electronic instrument indication +30DB
Aliexpress UK
【Multi-functional Design】: Supports signal value, daily rate, polarisation, oscillation, frequency, watch tone waveform display; and supports frequency setting and ascending angle setting. 【Indicator Light】: It is equipped with a red indicator light that illuminates and flashes when it is switched on.
eBay
2 in 1 Chlorine Meter PH Chlorine Tester PC-101 Level Portable Digital PH Meter Water Quality Pool Spa Analytical Instruments
Aliexpress UK
Excellent condition.
eBay
1S 2S 3S 4S Li-ion Lithium Battery Level Indicator Tester LED Digital Display Meter Module Battery Capacity Meter
Aliexpress UK
These are expensive new and quality bits of kit but is being sold as spares and repairs only. It may be an easy fix it may only be any use as spares.
eBay
1S-8S 18650 Li-ion Lipo Lithium 5-30V Lead Acid Battery Level Indicator Tester LCD Display Meter Module Capacity Voltage Meter
Aliexpress UK
Note :The cable need you welding on the Driver board.
eBay
100m Green Laser Rangefinders Multifunction with Digital Level Color Screen Vibration Meter Laser Distance Meter Tape
Aliexpress UK
Note :The cable need you welding on the Driver board.
eBay
Power Amplifier VU Meter with LED Backlight High Accuracy Audio Level Meter Quality Plastic Material Made for Audio
Aliexpress UK