Keep your battery charged, protected, and ready to ride with the BikeMaster Mini Battery Maintainer. Designed for all 12V lead-acid batteries—including STD, WET, and AGM—this fully automatic 6-step, microprocessor-controlled charger delivers a safe and efficient 1A charge (20W) for batteries from 3-30Ah, and maintains 3-120Ah with precision float monitoring. Intuitive multi-color LED indicators keep you informed, while the charger automatically switches to maintenance mode once the battery is topped off to help extend battery life and performance. Built-in protections against reverse polarity, short circuit, overheat, overcurrent, and overcharge ensure worry-free operation, all in a compact, lightweight design with a convenient 5ft. cable for easy setup.

• Equipped with a Microprocessor Controlled Unit (MCU) and intuitive multi-color LED indicators, the device automatically stops charging when the battery is topped off and switches to float mode monitoring
• Certified Safe and Compliant: ETL Listed, FCC compliant, and CE certified for verified electrical safety, zero electromagnetic interference, and dependable performance
• With a 3-30Ah charging and 3-120Ah maintenance capacity, this unit is versatile enough for both small power sports batteries and long-term car battery storage
• Tested Safety Standards: Built to meet strict global safety benchmarks (ETL, CE, FCC), ensuring safe, worry-free battery charging and long-term maintenance
• The 12V 1A, 20W 6-step fully automatic system provides a safe "set and forget" charge that manages desulphation and float modes for maximum battery health
• The 5ft. cable and LED indicators offer the perfect balance of reach and instant visual feedback on charging status or connection faults
• Advanced energy-efficient switch-mode technology allows for a compact and lightweight design that is easy to store and handle