Compatible Models: 

Acer Predator Helios 300 G3-571 G3-571-77QK

Technical Specification:

Type: AC power adapter/battery charger

AC Input Voltage: 100~240V /50-60 HZ

Output Voltage: 19V 7.1A/9.23A 

Max. Output Power: 135 Watt/180 Watt

Pin Size:  5.5*1.7mm

Warranty: 1 Year

Condition: 100% compatibility with the original adapter and brand new

Package Included:  

AC power adapter: with the adapter and power cord.

Please Note: 

Please make sure you are ordering correct Adapter Charger. Compare the DC Pin of your adapter with the pins available with our adapter.At home, in the office or on the road, this AC/DC Adapter will keep your notebook ready to go!