The 20V Battery Charger for WORX 18V / 20V MAX Batteries (WA3742) is a reliable and efficient charging solution for your Worx tools. With a power source of 100-240v, this charger can quickly and safely charge your batteries. The sleek black design and compact size make it easy to use and store in your workshop. Designed specifically for Worx batteries, this charger is compatible with various Worx models and is a must-have accessory for any DIY enthusiast or professional tradesperson. With the ability to charge one battery at a time, this charger is a practical and essential tool for home improvement projects.