Exterior Color12V24V high power charger pump automatically recognizes + battery detection + smart repair pump

12V24V high power charger pump automatically recognizes + battery detection + smart repair pump$14.9012V24V high-power charger pump patent upgraded pump about 140% pump 2 years replacement + multiple detection$18.3912V24V high-power charger pump patent enhanced version pump rate about 170% pump 3 years to replace new pump$21.7012V all-smart charger with battery temperature detection + one-key repair + full power self-stop$11.59