REDBACK 40 4 Amp-Hour; Lithium Battery in the Power Tool Batteries & Chargers department at Lowes.com
Amazon.com: Redback Flex Series Gardening Tool Kit Essential Rechargeable 6.0Ah Lithium Ion Battery for 40V Cordless Leaf Blower Edger Lawn Tool and Other Power Tools or Yard Tools EP20 : Patio, Lawn
Amazon.com: Redback Battery Powered Chainsaw Reliable 40V Cordless Chainsaw with 10m/s Chain Speed Gas Chainsaw Alternative Modern Lawn Care Equipment for Felling and Bucking : Patio, Lawn & Garden