5.05.0 out of 5 stars
2 product ratings
  • 5stars

    2ratings
  • 4stars

    0rating
  • 3stars

    0rating
  • 2stars

    0rating
  • 1star

    0rating

2 reviews

by

cheaper than a 4A transformer

coupled with a voltage regulator (set at 13.83) and current limiter (set at 4A)
it is maintaining my 12vdc lead acid battery
Re: 19vdc 4.5A laptop power supply
works really good, 138 regulator chip was used my own designed circuit Read full review

Verified purchase:  YesCondition: newSold by: cameracenter2014

by

Good product

Thank you!

Verified purchase:  YesCondition: newSold by: dslrbaby

Why is this review inappropriate?