Battery Tender 5 Watt Solar vs Junior vs 800: Best Off-Grid Charger?

Battery Tender 5 Watt Solar vs Junior vs 800: Best Off-Grid Charger? I’ve spent time testing three of Battery Tender’s most popular options for keeping batteries alive off-grid: the 5 Watt Solar Panel (with its built-in charge controller and IP67 weatherproofing), the classic Junior (a 750mA maintainer), and the 800 (an 800mA “SuperSmart” charger). If … Read more