21'' Push Lawn Mower with Dual Battery Ports & 4.0 Ah Battery & 4 Amp Rapid Charger

Quickly mow up to one acre on a single charge then fully recharge batteries in just 60 minutes. This lightweight quiet-running mower has variable speed control for mowing at comfortable speeds; SmartCut Technology that constantly monitors grass conditions then automatically adapts to provide the perfect amount of power needed to get the job done; cutting blades that wont bog down in tall wet or thick grass Greenworks exclusive Intelligent Power provides constant fade-free power with no dangerous emissions; and combines brushless motor technology lithium-ion battery power superior cutting and ultra-fast control systems for powerful output. Includes 80V 4.0 Ah battery and charger.