Casio (CASIO) Electronic Keyboard Casiotone CTK-240 Slim & Compact 49 Keyboard 100 Tones 100 Rhythm Compatible with 2 Power Supplies of AC Power and Dry Battery Easy to See LCD Screen - Walmart.com
Casio LK-240 Lighted Keyboard (61-Key) | zZounds
Casio LK-240 Key Lighting System Electronic Keyboard Tested Works No Power Cord | eBay
Casio CTK 240 Electronic Keyboard
Casio LK-240 Lighted Keyboard (61-Key) | zZounds
Casio CTK-240 home keyboard: Ok sounds, same as 30 years ago :/ - YouTube