Laptop Network Adapters
Product parameters:
Input voltage: AC100-240V 50~60HZ()
Input AC interface: Chinese and American plugs
Output voltage: (DC) 19V
Output current: 1.9A
Output voltage accuracy ±0.5% (no load)
Power polarity: inner positive and outer negative, inner (+) outer (-)
DC cable length: 1 meter (if you need to lengthen it, please contact customer service)
DC interface: 5.5*2.5 combined with 5.5*2.1mm
Colour: Black
Warranty: 2 years
Quality: wide input range, high voltage accuracy

Precautions for use:
※ Please do not use it beyond the rated input voltage and output current range, and it is strictly prohibited to short-circuit the output interface (voltage).
※ Please pay attention to heat dissipation and ventilation when using it. If the temperature of the adapter is too high, please stop using it and check the reason.
※ It is strictly prohibited to use in humid or high temperature environments