T-Power (4-pin) Ac Adapter Compatible Synology DiskStation 4-Bay DS412 DS413 DS414 DS415 DS710 DS712 (Diskless) Network Attached Storage Power Supply Input Voltage Range: AC 100V - 240V ( 4-PIN Connector ) Compatible with: Synology DiskStation Synology DiskStation 4-Bay DS412 DS413 DS413j 4200 DS414 DS415+ DS415play (Diskless) EA10721A-120 Synology DiskStation DS710 DS712 DS710+ DS712+ Disk Station Network Attached Storage Server T-Power - manufactured with the highest quality materials and include multiple smart features safeguarding against IV - incorrect voltage, SC - short circuit, IO - internal overheating. CE/FCC/RoHS certified