(1) USB, (6) Socket - (6) Battery-, Line-Interactive UPS with sine wave inverter, 6 safety sockets (3 x UPS / surge protection), LCD display, RS232 and USB interface, surge protection for telephone line and free shutdown Software.Line-Interactive technology, GreenPower UPS ™ power saving technology, Pure Sine Wave, Automatic voltage regulation, Pure sine wave ,? EMI, RFI, lightning and surge protection, telephone and data line protection, Auto-Restart / Auto-charge, LCD status display, USB, battery replacement by user, Schuko outputs, Power Panel Personal or Business Edition software,