This is an adapter that came with a Buffalo wireless router. I am selling it because I no longer need it. This is a used item, so please refrain from purchasing if you are concerned. Thank you. 【Specifications】 Product Name: WA-18G12U Input: 100-240V 50/60Hz 0.5A Max Output: 12V 1.5A Products this AC adapter is included with: ※The outer and inner diameters of the plug may not match due to specification changes depending on the manufacturing date. Although I have confirmed the official information, I do not guarantee complete compatibility. Please check your device before purchasing. BHR-4GRV, CS-X series DTV-H400S, DTV-H500R, HD-ALU2 series HD-ALCU2/V series HD-ALSU2/V series HD-AMU3/V series HD-AMC3.0TU3/V, HD-AVSU2/V series HD-CBU2 series HD-CLU2 series HD-CXTU2 series HD-CY1.0TU2, HD-LBU2 series HD-LBU3 series HD-LBFU2 series HD-LBFVU2 series HD-LBV3.0TU2/N, HD-LBVU3 series HD-LEMU2 series HD-LSU2 series HD-LSVU2 series HD-LXU3 series HD-LXVU3 series HDS-CXU2 series HDX-LSU2/V series HW-450HP-ZWE/U, LDV-2UH, LS-XL series PD-100, WHR-300 series WHR-G301N series WLI-TX4-AG300N, WZR-300HP series WZR-450HP series WZR-AGL300NH series WZR-HP-G301NH series WZR-HP-G302H series WZR-HP-G450H series ※Referenced the Buffalo website.