Connector Y-Adapter Serial XT60DynoMAX Connector Y Adapter XT60 Seriell This is a practical Y adapter with XT60 connectors for applications where one wish to double the vehicles voltage (double = if one uses the same specs and voltage of the batteries). We recommend that you use the same specs of the batteries regarding capacity and voltage. Please check that that the vehicles motor and ESC can handle the increase in voltage! Specs: Size: 39 x 17. 2 x 16. 9 mm Weight: 11. 7 g