WORX WG952.51 20-Volt MAX Lithium Cordless Combo Kit (Discontinued by Manufacturer) Quick charger to charge battery in less than one hour Lithium-ion battery technology for long life, no self-discharge Powershare technology lets you use the same battery for any worx 20-volt lithiumpower cordless tool WG155 Grass Trimmer/Edger: Converts from trimmer to edger in seconds WG545 Blower/Sweeper blows away debris with 120 mph air speed to clean up large areas