Technical specification:
  1) Liquid crystal display (LCD)
  2) CPU control, Automatic precision voltage regulation
  3) Function of battery zero startup
  4) Third local voltage regulation
  5) (145V~275V) Wide local current input range(145-275V)
  6) Suggested when AC overload
  7) Over&low-voltage, surge, short-circuit, overload protection
  8) Automatic charge when shutdown
  9) Equipped with RS232 interface
  10) Available as regulator when turnoff
  11) (less than 30W) Option available for no load of turnoff(less than30W)
  12) Back-up time: 10-15 minutes