21V 0.5A DC 5.5 * 2.5 Lithium Battery Charger for Mini Chainsaw Leaf Blower

• WIDE 21V TOOL COMPATIBILITY – Designed for charging 20V/21V lithium batteries used in mini chainsaws, cordless leaf blowers, electric pruning shears and pole pruners. Suitable for many popular power tool brands using 21V battery systems
• STABLE & SAFE CHARGING OUTPUT – The 21v lithium battery battery charger provides a reliable 21V 0.5A output for efficient and controlled charging. Helps protect lithium batteries from unstable current, ensuring consistent performance and extending battery service life
• UNIVERSAL AC INPUT FOR GLOBAL USE – The 21v battery charger supports worldwide input voltage of 100–240V AC at 50/60Hz, making this charger suitable for home, workshop and travel use. Ideal replacement charger for cordless power tools
• PRECISE DC CONNECTOR SPECIFICATION – The 21v battery for power tools equipped with a DC plug size of 5.5 × 2.5 mm. Please confirm your battery port size before purchase to ensure proper compatibility
• LED STATUS INDICATOR & DURABLE CABLE – The lithium battery charger built-in indicator light shows charging status clearly: red while charging and green when fully charged. Includes a 1 m (39 in) power cable with good bending resistance for long-term durability

This 21V lithium battery charger is designed as a reliable replacement or spare charger for a wide range of cordless power tools, including mini chainsaws, leaf blowers and electric pruning shears. It is suitable for charging 20V/21V lithium batteries commonly used in compact garden and DIY equipment. With an output of 21V 0.5A, the lithium battery charger delivers stable and efficient power to support safe battery charging. Consistent voltage output helps protect batteries from damage caused by overcurrent or unstable charging, contributing to improved battery lifespan and dependable tool performance. The 21V lithium battery charger supports a wide input voltage range of 100–240V AC, making it suitable for use in different regions and environments. Whether at home, in the garage or on a job site, it provides convenient and flexible charging for your cordless tools. Equipped with a standard DC connector (5.5 × 2.5 mm), this charger works with many popular mini chainsaw and power tool batteries. It is essential to confirm that the DC interface of your battery matches this specification before purchasing, as incompatible connectors will not function. An integrated LED indicator keeps you informed of the charging process, showing red during charging and green once the battery is fully charged. The included 1-metre power cable is designed for durability and flexibility, ensuring reliable use over time. This portable 21V power tool charger is a practical solution for maintaining cordless equipment and keeping your tools ready for work whenever you need them.