*15V 2.58A power is special for device Microsoft Surface Laptop，Surface Book Tablet
*This charger has over heating protection and short circuit protection
*Genuine cable and pin can be used to provide consistent charging
*With 5V/1A USB port, you can charge your tablet and cellphone at the same time
Input(AC):100V-240V 1A 50/60Hz
Output: 15V 2.58A / USB port 5V 1A
AC cable length: 1.9m/6.2Ft
DC cable length: 1.5m/5Ft
Charger size: 90*50*28mm/3.54*1.96*1.1in
Suitable for Microsoft Surface Laptop,Microsoft Surface Pro (2017) , Surface Pro 3 Pro 4 & Surface Book.
Designed for Microsoft Surface Laptop (2017) & Surface Pro,compatible with Microsoft Surface Book / Surface Pro3 / Surface Pro4 / Pro5
Input: AC 100-240V Output: 15V 2.58A 44W. USB Port: 5V 1A
44W Power Supply quickly recharges the battery and the USB port allows you to charge another device such as your phone at the same time.
Over heating protection and short circuit protection
30 Days 100% Money Back Guarantee,6-Month Warranty & Lifetime Support Guarantee.