https://www.batteryone.co/detail/1735677/685368-1B1
25Wh/2Cell 685368-1B1 Battery for HP ElitePad 900 G1 Table (Model 685368-1B1) by Batteryone.co
The HP 685368-1B1 battery for HP ElitePad 900 G1 Table, capacity of 25Wh/2Cell. 12 Months Warranty. 100% compatible. Long running time.