Walmart has 20″ Greenworks Pro 80-Volt Snow Blower w/ 2.0 Ah Battery & Charger (2600402) on sale for $148 (reflected in cart). Shipping is free.

Features:

• Can clear up to a 4-car driveway on a fully charged 2.0 Ah battery (battery and charger included)
• Digital controlled Brushless motor for more torque, longer runtime, quiet operation, and longer life
• Quickly clear your driveway, sidewalks, and patio with a 20″ clearing path and 10″ clearing depth
• Up to 20 ft. discharge from the 180° degree rotating chute
• LED lights allow for better visibility
• Easy fold system for storage or compartment transportation
• 6″ rear wheels make it easy to maneuver