For Car, Truck, Motorcycle, Lawn Mower, Boat, RV, SUV, ATV and More. 'AGM' mode. Most types of lead-acid batteries, including calcium, gel and AGM, wet, EFB, etc. 【 Multiple protection 】 Built in circuit protection guards against reverse polarity, sparks, overcharging, over-current, open-circuits, short-circuits and overheating.