The "AD-16A/D" is an AC adapter with a DC9V output, usable for ZOOM effect pedals and rhythm machines. ■ AC Adapter ■ DC9V/500mA ■ INPUT: 100-240V ■ Center Negative ■ Compatible Models: 1010, 1202, 1204, 2020, 2100, 3000, 3030, 4040, 5000, 5050, 504, 504II, 505, 505II, 506, 506II, 507, 508, 509, 510, 606, 607, 707II, 708II, A2, A2.1u, A3, AC-2, B1, B1X, B1on, B1Xon, B2, B2.1u, B3, B3n, BFX-708, G1, G1N, G1on, G1Xon, G1u, G1X, G1XN, G2, G2.1u, G2Nu, G2.1Nu, G3, G3n, G3X, G3Xn, G5, G5n, GFX-1, GFX-3, GFX-5, GFX-707, GM-200, H4, HL-01, MRS-4, MRS-8, MRT-3, MS-100BT, MS-50G, MS-60B, MS-70CDR, PD-01, PFX-9003, PS-02, PS-04, RFX-300, RT-123, RT-223, RT-234, RT-323, SB-246, ST-224, TM-01, UF-01 Power-on confirmed. #PowerAdapter #PowerCable #PowerCord #ZOOM #Zoom