1.input voltage is very widely DC19-55V
2.output voltage is DC15-19V (dimmer)6A(dimmer)

1.widely votage input

2.have reverse connection protection

3.have laptop rocket

4.output voltage is contstant DC15-19.4V(you can dimmer by yourself ),other voltage you can customized to our factory

5.output voltage error is less than 0.5% .can protect your laptop !