36 Volt 5 Amp fully automatic battery charger, made for overnight charging. Overnight charge is usually 4-6 hours depending on your batteries condition. Features a trickle charge mode which is better for your batteries. This will increase batteries longevity as well as performance. Trickle charge mode also prevents over charging. Charger is equipped with 2 led lights for charging status indication. Charger runs on standard USA 110 Volt power. Only adapt Lead-acid battery 36V5A????Cannot be used in lithium ion batteriesCompatiable??Key FeaturesAutomatic charger with trickle charge mode4-6 Hour Recharge Time Output 36 Volts DC 5 AmpsInput 110-120V, AC”D” Style Connector Plug LED Status Lights Automatic Fan Forced Ventilation Good quality, good operation.Comes in a sealed package, ready to install.Installation instructions not included