BMK 12V 5A Smart Battery Charger Portable Battery Maintainer with Detachable Alligator Rings Clips Fast Charging Trickle Charger for Car Boat Lawn Mower Marine Sealed Lead Acid Battery
Brand: BMK BLUEMICKEY
Color: 12V@5A
BMK utilizes the latest technology in AGM, GEL, Flooded(Wet), Calium type deep cycle, VRLA maintenance free lead acid batteries charging.
Can be used with 12-100Ah batteries, while for the best results, use with 12-60Ah batteries.

Four Stage Charger：
※Stage 1:Desulfating the battery through 18V pulse, Charger enters this stage if it detects battery sulfation or severe discharger. Once battery is rejuvenated, charger moves to Bulk stage (LEDs:1 ON,2-4 OFF )
※Stage 2: Bulk charge using charger highest rated current for the type of battery in use until it reaches 80% capacity. (LEDs:1-4 Blinking Sequentially)
※Stage 3:Absorption,the output voltage is limited to 14.7V while current declines as the battery charges to its full capacity without overheating (LEDs:1-3 ON,4 Blinking)
※Stage 4:Float,At this stage, the battery is fully charged and the charger maintains the battery through pulse charging. (LEDs:1-4 ON)

How to use:
1.Connect the AC cord to the socket, The [power] LED (red) will light on solid.
2.Connect positive charger clip (red) to positive battery terminal, the black clip to negative, the “25%~100%” LEDs will light in sequence,
If the battery polity is reversed or output is shorted, all LEDs will flashing simultaneously, DISCONNECT&CHECK
3.Depend on the charged capacity, 25%~100% LEDs will lights up solid, When all are ON, the battery is fully charged, you can disconnect the battery to use or keep it connected to charge in float mode.
If battery stays at stage 2 after 24 hours of charging, then the battery is defective.
【UPGRADED DEFECTIVE BATTERY DETECT/FAST CHARGING CAR BATTERY BOOSTER】Updated with battery condition diagnose to detect the defective battery before charge. Input 100-240V AC, With 5A DC output current, BMK 12V 5A car battery charger is suitable for charging batteries with 15-100Ah. NOTE: To better tender the battery, please make sure the battery capacity is higher than 15Ah, it can also charge over 100Ah batteries, just more charging time. ETL Certified for performance and safety
【UPGRADED 72-HOUR SAFETY FEATURES/MULTI SAFETY PROTECTIONS - BATTERY RESCUE & RECOVER】Updated with 72 hours safety feature to commence anytime the charger is onto protect marginal batteries from over charging. Made of high quality ABS, multi-protects of Short Circuit/ OV/ OC/ Overload/ Polarity Reverse, featured with Constant Pulse Current Maintenance function to avoid overcharge and discharge; Full-loaded and burn-in test prove its high reliable efficiency, stable performance
【4-STAGE SMART CHARGING - FULLY AUTOMATIC BOAT BATTERY CHARGER】 12V battery charger operated with 4 stages automatic charging process by MCU controller, 25%/50%/75%/100% to indicate quantity of electricity and monitor the whole charging progress. Stop automatically when the battery is fully charged. LED indicator designed to display different charging status of the 12v smart charger
【UPGRADED WITH 10A FUSE ONTO RING CONNECTORS & MULTI-PURPOSES DEEP CYCLE BATTERY CHARGER】Pb/SLA/VRLA/GEL/AGM lead acid battery charger tender, operated with vulcanization function, BMK battery maintainer charger is a great choice for lawn mower, boat, car, motorcycle, electric vehicle, electric tools and emergency battery charging, lightweight(15.87oz) allows you take it to anywhere, used as Trickle Battery Charger as well
【QUALIRY ENSURANCE & IN TIME SERVICE】BMK is devoted to provide boat battery trickle charger with higher qulality to meet buyers' needs better and timely after-sale services, eliminate all your worries about getting this trolling motor battery charger. Just get your Automotive Car Battery Charger Maintainer with confidence, and contact us if you have any problems about the item when using