KHOI1971 &reg; WALL home house AC power adapter cable cord for CASIO ELECTRONIC PIANO WORKSTATION WK 6500 WK 7500 WK6500 WK7500 KEYBOARD SUPER FAST SHIPPING ++ITEMS ARE 100% FULLY TEST 100% FULL MONEY BACK GUARANTEE Smart Fuse protection from sudden power surge 110V~220V for USA Europe Asia 110v~240v KHOI1971  12 MONTHS WARRANTY EXCHANGE