Border Wanderer

Mate, 10-15% overnight is criminal—that's either your BMS being chatty or you've got a phantom load sneaking about.

Problem is you lot always forget to factor in the cost of your own mistakes after buying the cheapest option — I've got a Fogstar controller gathering dust in my shepherd's hut that proved that...

LiFePO4's brilliant until your boat's stuck in winter without sun for a week — then you're remembering why AGM doesn't sulk about sitting at 40% charge.