BatPower ES4 Charging Cable charge for Surface Pro 4 Surface Book and Surface Pro 3, work with 15V and 12V DC input via BatPower ProE EX9 EX6 PD PD9 PD6.

BatPower 60W ES4 Surface Charge Cable Power Cord Compatible with Microsoft Surface Book Laptop 4 3 2 1 Surface Pro 8 X 7 6 5 4 3 Go Surface Power Bank External Battery Portable Charger Charging Cable

BatPower ProE 2 ES10B 148Wh MS Surface Power Bank for Surface Book 3 2 1 External Battery Surface Laptop 4 3 2 1 Surface Pro X 8 7 6 5 4 3 Go Portable Charger and Surface 120W Slim Charger Adapter

Surface Connect to USB-C Charging Cable 15V/3A, Compatible with Microsoft Surface Pro 7/6/5/4/3, Surface Laptop 3/2/1, Surface Go, Surface Book (6FT)