LM317 DC/AC to DC 1.25-30V 2A Adjustable Voltage Regulator Step Down Power Supply Module With LED Meter
- USD $2.5 - $5 / Piece
- 20 Piece / Pieces
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LM317 DC/AC to DC 1.25-30V 2A Adjustable Voltage Regulator Step Down Power Supply Module With LED Meter