Specification :

[ url= http: / / www.feevoo.com/ HP-Adapter/ HP-310744-002-AC-Adapter.html] HP 310744-002 AC Adapter[ / url] Description:

Input: AC100-240V ( worldwide use)
Output: DC19V 4.74A
Power: 90W
Connecter size:
Internal Diameter: 2.5mm
External Diameter: 5.5mm

Other information:
Sealed for protection against moisture and high humidity
Designed to filter input line voltage spikes or surges
Exclusive internal safety features protect your notebook from electrical hazards
Low input voltage shut down
100% original manufacturer compatible
Guaranteed to meet or exceed original specifications
12 month warranty
This Power Supply can be used for other HP models and battery part No.

Porduct Warranty

12 months warranty
For return of non-defective product within the first 10 days from date of purchase, full refund.
Within the whole product warranty days, unartificial defective product returns are accepted for replacement, and we will afford all shipping fee.

See more on: http: / / www.feevoo.com/ HP-Adapter/ HP-310744-002-AC-Adapter.html