Input: 100 - 240 VAC 50/60Hz Worldwide Voltage Use Mains PSU; Cable Length: total 4FT, no worry about the distance between the device and socket. Industry Quality: CE certified and tested by manufacture. Over Voltage Protection, Over Heat Protection. Note: Please make sure the model of your device whether it is the same as the listing shows before purchasing. Convenience: This lightweight and easy-to-carry adapter is the ideal portable power source for your device. SLLEA 5V AC/DC Adapter Compatible with Bose SoundLink Color Model 415859 Bluetooth Portable Phone Wireless Speaker 5VDC Power Supply Cord Cable PS Wall Home Battery Charger Mains PSU