About us: As a professional manufacturer of power tool batteries and chargers, Futurebatt specialize in designing and manufacturing varieties of power tool batteries and chargers with high quality and security testing standards. Fit Battery Model: (Include 2 USB Ports: 5V/ 2.1A) for Black and Decker 36V 40V Lithium Battery LBX2040 LBX2540 LBX36 LBXR36 LBX1540 LST136W LBXR2036 LST540 LCS1240 [Maximum initial battery voltage (measured without a workload) is 40 volts. Nominal voltage is 36V.] Compatible with Black and Decker Tool models: Fit for Black & Decker All 36v or 40v Max Lithium ion Tools: LST140C, LST136B, LST540B, LST136R, LST136, LST220, LST300, LST400, LST420 GTC3655L, GLC3630L, GWC3600L, GLC3630L20, GWC3600L20, GTC3655L20 LHT2436, LHT2436B, LHT2240CFF, LHT2240C, LHT341FF LCS1240B, LCSB2140, LCS1240, LCC140, LCC340C LSW36, LSW36B, LSWV36, LSW40C MST1014, MST2118, NST1118 CM2043C, CM1640, CM2040 CST800, CST1200 TC220 Replacement Charger Model: Replace for Black and Decker 36V 40V Battery Charger LCS40 LCS36 90601950N Safety Protections: ?1. No charger to a defective battery Auto Cut off when Short-circuit ?2. Stop when charger faulty detected ?3. Stop charging when charging over and stop charging when overheat.