BOSS PSA-100 Compatible Adapter, Center Negative Suitable for general guitar and bass effects pedals. BOSS, ZOOM, MOOER, etc. Delivered in simple packaging. ■ AC/DC Adapter ■ IN: AC100V～50/60Hz ■ OUT: DC9V, 0.5A/500mA ■ Center Negative 【BOSS Compatible Models】A-500S, AC-2, AC-3, AD-3, AD-8, AT-4, AW-2, AW-3, BB-1X, BC-2, BCB-30, BD-2, BD-2W, BE-5, BE-5B, BE-5M, BF-3, BL-1, BR-532, BR-600, BR-800, BR-864, BX-4, CE-20, CE-5, CEB-3, CH-1, CN-1, CP-40, CR-1000, CT-6, DA-2, DB-66, DB-88, DB-90, DC-2, DC-3, DD-2, DD-20, DD-3, DD-5, DD-6, DD-7, DM-2W, DN-2, DR-110, DR-202, DR-220A, DR-220E, DR-3, DR-5, DR-550, DR-550MK2, DR-670, DRP-1, DRP-2, DRP-3, DS-1X, DS-2, DSD-2, DSD-3, EH-2, EQ-20, ES-5, ES-8, FB-2, FBM-1, FC-200, FC-300, FC-50, FDR-1, FRV-1, FS-7, FW-3, FZ-2, FZ-3, FZ-5, GEB-7, GFC-50, GP-10, GP-20, GR-D, GR-S, GT-001, GT-1, GT-1B, HA-5, HC-2, HM-3, HR-2, JSQ-60, KP-24, LM-2B, LMB-3, LS-2, M-10, M-10E, MC-202, MCR-8, MD-2, ME-20, ME-20B, ME-25, ME-30, ME-33, ME-50, ME-50B, ME-70, ME-80, MICRO BR (M-BR), MICRO BR BR-80, Micro CUBE, ML-2, MM-4, MO-2, MPD-4, MPU-103, MPU-104, MPU-105, MS-1, MS-3, MSL-15, MSQ-100, MT-2, MX-5, MZ-2, NS-2, OC-20G, OC-3, OD-1X, OD-20, OD-2R, OD-3, ODB-3, OS-2, and others, please check the images. A