What is this ?

[dtacmed]

I forgot what this is. Is from the esc and plugs into the throttle port on the receiver. The black wire contains wires that hook between the + and - Battery lead. I know its a dumb question but for the life of me I can't remember what it is.

[domwilson]

Either a PiStix or a Liposhield.

[domwilson]

Either a PiStix or a Liposhield.

https://www.dimensionengineering.com/products/liposhield

[dtacmed]

Thank You ! It's a Lipo
Shield