JG TECHNOLOGIES BATTERY MONITOR
Smart Gauge battery monitor: super simple installation, highly accurate state of charge meter. Cannot run out of synchronisation with the batteries. Displays voltage and charge status, plus programmable alarm functions, interface of the SmartBank split charge control system and much, much more. 112mm x 77mm x 29mm. 12 or 24v systems, auto sensing. Canal Boat offer: £40 off.