Model DEWA DCMWSP256U2. • (1) DCMWSP256 2X20V MAX 21 in. Next-Gen 3-in-1 Brushless RWD Self-Propelled Mower. • (2) DCB210 20V MAX XR 10.0Ah Battery. • 85% Quieter than comparable gas mower. • Bag fills up to 95% full before needing to be empt.