20v Battery Charger. Hyundai HY2186 20V lithium-ion battery charger designed for charging the batteries of our 20v MAX Hyundai cordless, battery-powered garden machinery and power tools range, including our chainsaw, leaf blowers, lawn mower, grass trimmer, hedge trimmer, pole hedge trimmer, pole saw/pruner, rotary sander, circular saw, jigsaw, reciprocating saw, angle grinder, impact wrench, impact driver and drill driver. Backup or Replacement 20v Battery Charger. This battery charger is ideal as a second battery charger for our 20v mower or as a replacement charger for any of our 20v garden machinery and power tools. 3 Year Warranty. For added peace of mind, this battery charger is covered by our Hyundai 3 year platinum warranty. Key Features: 20v battery charger: Designed for charging our 20v lithium-ion batteries from our 20v garden machinery and power tools range. Ideal as a secondary or replacement battery charger: Ideal as a second battery charger. Peace of mind: 3 year Hyundai platinum warranty.