Capacity: 690VA Microprocessor- based digital control Auto sensing frequency Generator compatible which works with input voltage 100V/110V – 230V/240V and 50/60Hz auto sense frequency technology. Output Socke: 2 Universal sockets Recharge Time4 ~ 6 Hours Detection: LED Surge Protector Type: Premax UPS 690VA Built-in-AVR: Yes Output: 2 Universal Sockets