Previously tested (AKA "gently used") Charge O Mat - Part Number 98061198100.
Battery maintainer for all vehicles with 12 V electrical system and cigarette lighter that are connected via continuous positive. Supplied with 10m cable. The voltage state of the battery is indicated by a light-emitting diode. The flat cable can be routed through a window or door gap allowing the vehicle to be locked and the alarm system to be activated.
$80 shipped CONUS - thanks
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