This is a direct replacement lid for the Alpinetech G+ CNC box, the lid is deep enough to house the whole depth of the chip including the the balance plug. This model is designed to use the Mitek 16mm switch of equivilant.
Parts needed
Battery Options
Notes
Each of the batteries listed above is only recommendation, you can use whatever battery you desire. I would suggest using some sort of velcro, straps or something to hold the battery down.