LBXR20 for Black and Decker 20V Lithium Ion Battery 5.0Ah LBXR2020 LBXR20-OPE LB20 LBX20 LBX4020 LB2X4020-OPE for Black & Decker 20 Volt MAX Replacement Batteries-2Packs SUN POWER Completely compatible with all B&D 20v power tools and chargers Replace Black&Decker LBXR20 LBXR20-OPE LB20 LBX20 LBX4020 LB2X4020-OPE Compatible with BLACK&DECKER BDCDMT120, LST220,CHH2220, LDX120C, LDX120SB,LGC120,LHT2220, LST120, LST220, LSW20,etc 5000mAh High capacity ,more last long time and more powerful,more than triples the run time of the original. Finish your job at once , without having to change batteries,with power to spare.One battery lasts the entire yard Our replacement Black and Decker 20v battery built in imported advanced battery cells,advanced integrated microchip fully prevents overcharge and greatly increases battery life.