Ryobi One+ 18V Cordless Mister w/Battery & Charger
This mister is powered by a 2.0Ah battery and works with a variety of chemicals, including fungicides, herbicides, and insecticides. It has a ½ gallon chemical tank and comes with a compact battery charger. It can cover up to 1,000 sq. ft. per minute. The price drops from $109 to $39.99. Free shipping for prime members otherwise, it adds $6.