Ups powercom spt-3000, 3000va/2400w, smart line interactive, pure sinewave, lcd, avr, usb, 8xiec320, ---, http //pcm.ru/catalog/item/3068/, model powercom smart king pro spt-3000, form tower, capacity(va) 3000 va, capacity(watts) 2400 w, key advantage , line-interactive ups design, pure sinewave output for better power performance, build-in avr aimed for fluctuating voltage problem, battery easy-swap replacement design, surge, short circuit, overload protections, input, voltage 220 / 230 / 240 vac, voltage range 165 - 300 vac, frequency range 50 / 60 hz (auto sensing), output, waveform pure sine wave, voltage 220 / 230 / 240 vac, frequency 50 / 60 hz ± 0.5 hz, transfer time 2 - 4 ms(typical), sockets 8 x iec320 c13 + 1 x iec320 c19, protection, full protection overload, surge, short circuit, tele communication rj11 / rj45, battery, sealed, maintenance free, type quantity 4*12v 7ah, typical recharge time 3 hr to 90%, indicator lcd panel, communication port rs232, usb(b-type), physical, dimensions(wxdxh)(mm) 170 x 450 x 226, weights(kgs) 25.4