Just saw these and it's pretty tempting to grab two of these for my Class B van... How long until Will does a teardown?
12V 280Ah Lithium Battery,Built-in heater and Bluetooth, Best for RV or Marine | SOK Battery
In stock, ready to ship.SOK 12V 280Ah lithium iron phosphate batteries.Aluminium box, best for RV or marine applications!Latest V8 version BMS,Bluetooth Function,self-heater pad built-in.Charge current 120Amps.Discharge current up to 200Amps.
www.us.sokbattery.com