Home Slickdeals ECHO 21 in. 58-Volt Brushless Lithium-Ion Cordless Battery Walk Behind Mower w/4.0... Slickdeals ECHO 21 in. 58-Volt Brushless Lithium-Ion Cordless Battery Walk Behind Mower w/4.0 Ah Battery/Charger $299 By ARCOM - 9 June 2018 219 0 SHARE Facebook Twitter Go to the deal page: ECHO 21 in. 58-Volt Brushless Lithium-Ion Cordless Battery Walk Behind Mower w/4.0 Ah Battery/Charger $299