Save your batteries for when not home. These AC adapters plug you into hours of playing, and also save you on batteries.
This adapter is specifically for Casio keyboards.
• Power output - 9.5V
• Compatibility with:
• SA 78/77/76/47/46
• CTK 240/245/1100/1150/1200/2200/2400/3200/3500/4200/4400
• WK 220/225
• LK 120/125/136/137/190/260/265/280