Mobility
Notes from the factory floor
Buyer's notes, not blog posts.
Three things that decide whether an order makes money: the battery, the container, and the paperwork. Written for the person who signs the purchase order.
Battery · 2026-11-10
Which battery can fly: the 300 Wh line
A 24 V pack is not one number. 6 Ah, 12 Ah and 20 Ah land on different sides of the airline limit — and the difference decides whether your customer can take the chair to the gate.
6 min read →
Freight · 2026-11-10
Landed cost per chair, from the packing list
Two chairs at the same FOB price are not the same purchase. Carton volume and container loading decide the number that actually reaches your P&L.
5 min read →
Compliance · 2026-11-10
CE, UKCA, FDA: four questions that separate a mark from a document
A logo wall is not a compliance file. Here is what a supplier should be able to name — directive, model scope, document number — before you commit a listing.
7 min read →Question not covered here?
Ask it directly. If it is a good one, it becomes the next note.