• InstaSense(TM) technology automatically delivers the required power for device ;• Auto-voltage switching (100-240V AC) works with voltages across the globe ;• Output: 2.4A/12W ;• Input: 100V-240V AC, 50Hz-60Hz ;• Power-protection circuitry safeguards valuable devices from overvoltage, overcurrent or short circuit conditions ;• Black/Silver;Length: 7.60"Width: 2.80"Height: 2.10"