Voltaic Microsoft Surface Pro and Surface Book Charge Cable
Charge cable accessory compatible with our Voltaic V72 and V88 laptop power bank. This will allow you to charge your Microsoft Surface Pro and Surface Book with 12v charging voltage using the Voltaic V72 or V88.
Charges Microsoft Surface Pro 3, Pro 4, and Surface Book tablets from any Voltaic Laptop Battery. To Charge: Switch Output Voltage to 12V and plug into tablet. For best results, charge the Surface while off or in sleep mode.