Amazon.com: Makita BL4040 40V Max XGT 4.0 Ah Lithium Ion Battery (2 Pack) : Tools & Home Improvement
Amazon.com: Greenworks 40V (120 MPH / 500 CFM) Cordless Axial Blower, 2.5Ah USB Battery (USB Hub) and Charger Included : Patio, Lawn & Garden
40V Energup Replacement Black and Decker 40Volt Lithium Battery LBX2040 LBXR36 LBXR2036 LST540 LBX1540 LST136W with a LCS40 LCS36 Fast Charger for Black Decker 40V Battery Charger - - Amazon.com
Amazon.com : Greenworks 40V 300W Cordless Power Inverter with 4.0Ah 40V battery : Patio, Lawn & Garden
Amazon.com : KUNLUN 40V 6.0Ah Lithium-ion Battery for Ryobi 40-Volt Collection Cordless Power Tools OP4040 OP4026 OP4030 OP4050 OP4060A Battery : Tools & Home Improvement