Battery type: Li-ion; Voltage: 7.5V; Capacity: 2387mAh/18Wh; Cells: 2-cell Compatible Models: Microsoft Surface Book 1 2 1703 1704 1705 CR7 13.5" CR7-00001 CR7-00002 CR7-00005 CR7-00007 Series Screen(Not Keyboard) Replace Part Numbers: G3HTA044H G3HTA045H DAK822470K G3HTA020H 100% New from Manufacturer. Up to 500 recharge cycles over the life of the battery. The actual operation time will depend on how much electricity is required by the device and how you use it For first use, please discharge the battery to 5%(not to 0%) and then charge to 95%, and cycle 3-4 times. Battery Type: Li-ion; Voltage: 7.5V; Capacity: 2387mAh/18Wh; Color: Silver

Compatible Machine Models:
Microsoft Surface Book 1 1703 Screen
Microsoft Surface Book 1 1704 Screen
Microsoft Surface Book 1 1705 Screen
Microsoft Surface Book 2 13.5" Screen
(NOT fit for Microsoft Surface Book 2 15")

Microsoft Surface Book CR7 13.5" CR7-00001
Microsoft Surface Book CR7 13.5" CR7-00002
Microsoft Surface Book CR7 13.5" CR7-00005
Microsoft Surface Book CR7 13.5" CR7-00007

Compatible Part Numbers:
G3HTA044H G3HTA045H DAK822470K G3HTA020H

Note:
The Surface Book has two different batteries. One is under the screen, the other one is under the keyboard. Please be aware of that our battery is for the screen, NOT for the keyboard!