10Pcs KA2284 Level Indicator Module 5 LED Battery Audio Music Melody Level Display Indicator Module Board 3.5-12V 29 * 21mm
Special Features
- Supply voltage: 3.5-12V
- Chip: KA2284
- AC/DC signals can be controlled by jumpers
- Adjustable level amplitude: through potentiometer
- PCB board size: 29*21mm
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