inputs.text: simple battery indicator lives every promise - bought 56380 fit unused switch port left steering column 2008 prius daily commute takes less 3 minutes teeny 11v computer boot battery wasnt recharging fully onceweekly charge [ [ asinb000fqbwcy ctek multi us 3300 12volt smart battery charger ] ] bought time keeps stupid 200 thing happythe shape size panel required substantial amount dremelling backside dash panel fit externally theyre similar size looks like made location however power draw alwayson indicator light appears negligible 4day weekend not using car multimeter didnt register change battery charge length time without panelid like mention ctek great knowledgeable customer service aside emailed [ ] customer service address couple photos diagram cars dashboard wiring harness intended splice indicator panels leads reply assured paraphrasing \\while cant support recommend connecting adapter anywhere directly battery terminals plan work fine wires sufficient gauge protected fuses\\ responsible helpful response take three days weekend didnt lose sleep gentleman replied appeared know talking figured short wait better unhelpful canned response