20V 6.0Ah Lithium‑Ion Battery with Charger — Compatible with WA3520

Replacement 6.0Ah lithium-ion battery paired with a charger, built for extended runtime on 20V power tools. High-capacity 6.0Ah cells provide longer run time between charges, while efficient charging technology shortens wait times and helps keep your tools ready to use. The pack includes built-in intelligent protection against overcharging, over-discharging, short circuits and high temperatures. It has undergone drop and durability testing for dependable long-term performance. Easy to install and compatible with multiple 20V models, including WA3520.