All products are new and fully-tested OEM equivalent replacement parts
AC / DC Adapter Charger Cord for Casio Keyboard CTK-573, CTK-591, CTK-620L, CTK-631, CTK-691 CTK-700, CTK-710 Wall
Input voltage: 100V ~ 240Vac 50/60 Hz
Overload protection
Short circuit protection
Over Temperature protection
Power Saver Protection
100% HI-POT tested
100% cycling burn-in