Q: After how long need to I hook up the trickle charger? A: Generally, an auto’s battery discharges 20 hrs after a total charge. It will take for a longer time for those who have a larger battery. You should hook up the trickle charger 10 to 15 hrs following https://che-guevara-t-shirt28271.iyublog.com/32171322/what-does-phone-mount-usb-car-charger-mean