With 4*DC and 1*USB output ports, KP1 Series is able to power up multiple devices simultaneously AC to DC 0ms transfer technology keeps your devices working when electricity is ON/OFF shifting With wall-mount slots on the back, KP1 Series can be mounted on the wall easily Honeycomb ventilation provides maximum heat dissipation for sustained long-term stability V-0 flame-retardant enclosure ensures maximum protection for you and your property 16000mAh high-capacity battery (KP1 Plus, KP1 Ultra) provides longer backup time 30W high-power output (KP1 Pro, KP1 Ultra) provides better compatibility