Also works fine off the HDMI port with a second screen.
BTI 60Wh 6 cell LAP0644 compatible battery for HP - COMPAQ HP 8470P HP 8460 HP ELITEBOOK 8470P HP ELITEBOOK 8460 PROBOOK 6465B PROBOOK 6470B
HP Elitebook 1030 G1 with HP Slimline Docking Station and HP Travel Dock
BTI 716726-1C1 compatible 44Wh 3-cell battery for HP ELITEBOOK 720 G1 G2 ELITEBOOK 820 G1 G2
BTI SB03046XL compatible 44Wh 3-cell battery for HP ELITEBOOK 720 G1 G2 ELITEBOOK 820 G1 G2
BTI L77624-1C1 compatible 53Wh 3-cell battery for HP ELITEBOOK X360 830 G8 ELITEBOOK X360 830 G7
BTI L83796-171 compatible 78Wh 4-cell battery for HP ELITEBOOK X360 1040 G7 G8 ELITEBOOK X360 1030 G7 G8
