• 21V 4A Li-ion battery charger with LED display

    21V 4A Li-ion Battery Charger for 5S 18.5V Battery Packs

     Features

    • Suitable for 5S 18.5V lithium-ion battery packs

    • Intelligent multi-stage charging: Pre-charge, Constant Current (CC), Constant Voltage (CV), Auto Cut-off

    • Dual-color LED indicators for charging status

    • Built-in protections: Over Voltage (OVP), Over Current (OCP), Short Circuit (SCP), Reverse Polarity

    • Compact design with effective heat dissipation

    • CE, UL, FCC, RoHS certified

    • OEM/ODM services available

    • 3-year warranty for reliable use

    • Adapt for cordless power tools, LED lighting systems, RC models, drones, portable electronics, and other battery-powered devices.