Ac And Dc To Usb Travel Charger Bundle. Charge Your Cellphone Or Pda Wherever You Go! Ac To Usb Adapter: Output: 5 Volt Dc, 1 Amp, 5 Watts (Maximum). Input: 100 - 240 Volts Ac, 0.15 Amps, 50-60 Hz. Certifications: Fcc, Ce. Dc To Usb Adapter: Output: 5 Volt Dc, 850 Ma. Input: 12 - 24 Volts Dc. Certification: Ce