Changes

<htmLdiv class="toccolours mw-collapsible mw-collapsed"><div style="font-weight:bold;line-height:1.0;">Q: Can X829 extend X728-A2 (2 cells) / X708-A1(8 cells) battery holder?</div><div class="mw-collapsible-content">A: YES. You can connect X708-A1 / X728-A2 battery holder via [BAT: XH2.54 Port to External Battery] of X729 board. But please pay attention to the correct wiring method, if it is reversed, it will burn the X729.</div></div>

<details><summary> Can X829 extend X728div class="toccolours mw-A2 (2 cells) / X708collapsible mw-A1(8 cells) battery holder?</summarycollapsed"><p>Adiv style="font-weight: YES. You can connect X708bold;line-A1 / X728-A2 battery holder via [BATheight: XH2.54 Port to External Battery] of X729 board1. But please pay attention to the correct wiring method, if it is reversed, it will burn the X729.</p0;"></details> <details><summary> Q: Does the X729 support SSD1327 OLED Display or LCD 12864?</summarydiv><pdiv class="mw-collapsible-content">A: A: NO, the X729 does not support SSD1327 OLED Display or LCD 12864, only support ssd1306 OLED.</p></detailsdiv> </htmldiv>