A 500VA 250 Watts UPS with advanced Lithium battery that provides Up to 3 times more back up than a traditional lead acid battery-based UPS. The High cycle of the lithium battery operates well in high temperature installation and also provides 5 X cycles or years of useful life to the UPS. 5-15 outlets with built in surge to protection to protect the connected devises. Slim compact case form factor for application in out-door cabinets such as back up for communication routers or camaras.