PICAXE-28X CPU Chip 4MHz
This shows how all the parts are connected together.
SLA 28AH Battery - for the Propulsion Motor
I might have gone a bit over board on this one. The dimensions are:
175mm H
163mm W
123mm D
Weight: ~10.5Kg
SLA 7.2AH Battery - for the computer and electronics
Weight: ~ 2.5Kg
SLA Battery Charger - Packaging Box
The SLA Battery Charger
Compass packaging box
2D - Honeywell HMR3100 Compass - 19mm x 19mm!
This was initially used in my GPS testing project, mapping the park behind the house.
note the mounting bolts