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- 5 amp battery charger maintains and charges all type of AGM, GEL, SLA, Flooded(WET), Calcium type deep cycle automotive or marine 4Ah-100Ah 12V battery.(NOTE: It can not work with Lithium-ion battery)
- Fully automatic high frequency charging delivers 3 stage charging, automatically switching from fast charge, to top-off, then to trickle charge.
- Built in circuit protection guards against against reverse polarity, sparks, overcharging, over-current, open-circuits, short-circuits and overheating.
- LCD screen displays charging status and battery status; charge voltage, charge current, inside temperature, battery full，summer mode, winter mode, etc.
- Pulse repair function can help to repair your loss battery and extend battery life. Note: It can not activate a dead battery or repair a battery which is damaged seriously; it also can not repair a battery back to 100% new.