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    12V 5A Smart Battery Tender and Trickle Charger for Car Motorcycle Marine Boat - 4-Stage Fully Automatic Battery Maintainer for Lawn Mower Deep Cycle AGM Gel SLA Lead Acid Batteries

    • Rapid 5 Amp Charging & DiagnosisAs a powerful 5 amp battery tender, this charger works significantly faster than 1A or 2A models. It features an upgraded battery condition diagnose function to detect defective batteries before charging, saving you time and ensuring safety for your car, boat, or motorcycle battery.
    • Smart Trickle Charger for Winter StorageThe perfect motorcycle trickle charger for long-term maintenance. The 72-hour safety feature prevents overcharging on marginal batteries. It utilizes a constant pulse current function to avoid over-discharge, keeping your lawn mower or marine battery at peak performance year-round.
    • Fully Automatic 4-Stage ManagementThis smart battery charger is operated by a precision MCU controller. The 4-stage process (Initialization, Bulk, Absorption, Float) is displayed via LED indicators (25%/50%/75%/100%). Its a completely "set and forget" battery maintainer that stops automatically when fully charged.
    • Heavy-Duty Safety with 10A FuseBuilt with a 10A fuse on the ring connectors for superior circuit protection. This deep cycle battery charger is compatible with Pb/SLA/VRLA/GEL/AGM batteries. Its lightweight (15.87oz) design makes it the ultimate portable solution for trolling motors and emergency charging.
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    BMK smart battery charger

    BMK 5A SMART BATTERY CHARGER IN HAND, ALL BATTERY TROUBLES GO AWAY.

    CHARGE & MAINTAIN BATTERIES AUTOMATICALLY

    STAGE 1 - DIAGNOSTIC

    STAGE 1 - DIAGNOSTIC

    Desulfating the Battery Through 18V Pulse

    The Charger can be used with 12-100Ah, however 12-60Ah is highly recommended for higher efficiency and battery protection.

    STAGE 2 - BULK CHARGE

    STAGE 2 - BULK CHARGE

    Charging Highest Rate Current Till 80% Capacity

    Featured with LED for indicating different charging modes

    Alter the charging process based on organic battery feedback.

    STAGE 3 - ABSORPTION

    STAGE 3 - ABSORPTION

    Absorption, Till Full Capacity

    Output voltage is limited to 14.7V while current declines as the battery to be fully charged.

    Stabilize internal battery chemistry to increased performance and longevity.

    STAGE 4 - MAINTAIN

    STAGE 4 - MAINTAIN

    Float, Maintain the Battery Through Pulse Charging

    Battery is fully charged at this stage.

    Minimize energy consumption when full power is not needed.

    BAD BATTERIES DETECT

    DEFECTIVE BATTERIES DETECT

    • The Fault Light Flashing: Reversed Polarity
    • The Fault Light ON: Defective Battery

    SPARKPROOF

    SPARKPROOF

    • Prevent sparks
    • Automatically check whether the connection is correct or not before powering up

    QUICK DISCONNECT HARNESS

    QUICK DISCONNECT HARNESS

    • Connect and disconnect with the battery in seconds

    72-HOUR SAFETY FEATURE

    72-HOUR SAFETY FEATURE

    • Upgraded 72 Hour Safety Timer to commence anytime the charger is onto protect marginal batteries from over charging

    Technical Specifications

    Input Voltage 100~240 Volts AC 50/60Hz
    Input Current 0.5Amp (RMS) @ 220 Volts AC
    Back Current Drain 1.3mA
    Ripple Current <=0.12Amp (RMS)
    Bulk Charge Current 5.0 Amps
    Starting Volatge 4.5 Volts
    Charge Voltage Rating: 12 Volts; Bulk Limited Voltage: 14.7 Volts
    Operate Temperature -5~120°F
    Package Size 5.90 x 2.78 x 2.20 inches
    Battery Capacity 12~100Ah batteries
    Battery Type All type of 12 Volts AGM, GEL, Flooded(Wet), Calium type deep cycle, VRLA maintenance free lead acid batteries
    Package List 1 x Charger (Power Cord: 5.57ft.), 1 x Clip Connector (2ft.), 1 x O-Ring Connector (2ft) with 10 Amps fuse, 1 x User Manual
    CHARGING TIME VERSUS BATTERY TYPE
    BMK smart battery charger

    BMK 5A SMART BATTERY CHARGER IN HAND, ALL BATTERY TROUBLES GO AWAY.

    CHARGE &amp; MAINTAIN BATTERIES AUTOMATICALLY
    STAGE 1 - DIAGNOSTIC

    STAGE 1 - DIAGNOSTIC

    Desulfating the Battery Through 18V Pulse

    The Charger can be used with 12-100Ah, however 12-60Ah is highly recommended for higher efficiency and battery protection.

    STAGE 2 - BULK CHARGE

    STAGE 2 - BULK CHARGE

    Charging Highest Rate Current Till 80% Capacity

    Featured with LED for indicating different charging modes

    Alter the charging process based on organic battery feedback.

    STAGE 3 - ABSORPTION

    STAGE 3 - ABSORPTION

    Absorption, Till Full Capacity

    Output voltage is limited to 14.7V while current declines as the battery to be fully charged.

    Stabilize internal battery chemistry to increased performance and longevity.

    STAGE 4 - MAINTAIN

    STAGE 4 - MAINTAIN

    Float, Maintain the Battery Through Pulse Charging

    Battery is fully charged at this stage.

    Minimize energy consumption when full power is not needed.

    BAD BATTERIES DETECT

    DEFECTIVE BATTERIES DETECT

    • The Fault Light Flashing: Reversed Polarity
    • The Fault Light ON: Defective Battery

    SPARKPROOF

    SPARKPROOF

    • Prevent sparks
    • Automatically check whether the connection is correct or not before powering up

    QUICK DISCONNECT HARNESS

    QUICK DISCONNECT HARNESS

    • Connect and disconnect with the battery in seconds

    72-HOUR SAFETY FEATURE

    72-HOUR SAFETY FEATURE

    • Upgraded 72 Hour Safety Timer to commence anytime the charger is onto protect marginal batteries from over charging

    Technical Specifications

    Input Voltage 100~240 Volts AC 50/60Hz
    Input Current 0.5Amp (RMS) @ 220 Volts AC
    Back Current Drain 1.3mA
    Ripple Current <=0.12Amp (RMS)
    Bulk Charge Current 5.0 Amps
    Starting Volatge 4.5 Volts
    Charge Voltage Rating: 12 Volts; Bulk Limited Voltage: 14.7 Volts
    Operate Temperature -5~120°F
    Package Size 5.90 x 2.78 x 2.20 inches
    Battery Capacity 12~100Ah batteries
    Battery Type All type of 12 Volts AGM, GEL, Flooded(Wet), Calium type deep cycle, VRLA maintenance free lead acid batteries
    Package List 1 x Charger (Power Cord: 5.57ft.), 1 x Clip Connector (2ft.), 1 x O-Ring Connector (2ft) with 10 Amps fuse, 1 x User Manual
    CHARGING TIME VERSUS BATTERY TYPE
    12V 5A Smart Battery Tender and Trickle Charger for Car Motorcycle Marine Boat - 4-Stage Fully Automatic Battery Maintainer for Lawn Mower Deep Cycle AGM Gel SLA Lead Acid Batteries

    Warranty & Returns

    Warranty, Returns, And Additional Information

    Warranty

    • Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
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