GLESOURCE

Features of Glesource 2 Pack 6V 1000Mah Aa Battery Pack With Jst Plug And 2 Pcs Usb Charger Cable For New Huina 540 Dump 520 Rc Bulldozer An Connector Plug:Red Jst Connector, Plug End Cross-Section Size:5.55*3.0Mm/0.218*0.13Inch. Plug Red Cable Pin Is Positive, Black Cable Pin Is Negative. Make Sure..