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Lm317 1.25-12v Adjustable DC Power Supply Moudle Voltage Regulator DIY Kit SH H1
4.0 out of 5 stars2 product ratings
great .i use a power pack on mine .an...d i can use a laptop power supply for more power.
Verified purchase: Yes | Condition: New
It was a good product but the problem was that it didn't have i...nstructions in english. :)
Verified purchase: Yes | Condition: New