Wake them up with the power to get their devices through an entire day! The Kronos 4000mAh Powerbank Alarm Clock has a lithium polymer battery with DC 5V/1.6A input, DC5 V/2.1A output and two USB outputs and one micro input. These charging sensations have battery overload and IC control, discharge and temperature protections and come with software for programming. Make it a customized addition to your advertising plan with a silkscreen logo, name or image on the 2 3/4" x 2 3/4" imprint area with a black background to get your brand to pop. The time is right to spread your message at trade shows and conferences with this powerful souvenir!