Please be kindly noted，the listed product is produced and distributed abroad and subject to the laws of its country of origin。    This intelligent automatic dual power transfer switch with LCD dispaly screen and has the direct current 12/24/48V, AC 110 V 220 V auto distinguish function, this switch is beneficial to solar or wind system. If you are interested in this product, come and have a try    Features:  Auto Distinguish Function: This ATS supports direct current 12/24/48V and AC 110 V/220 V auto distinguish, you can set the cut-off and recovery voltages according to your needs.  LCD Display Screen: This transfer switch adopt LCD display screen and real-time display battery voltage, working status of public power.  Great for Solar&Wind System: After install this intelligent switch, it will automatically switch over to grids power on a cloudy or windless day when your batteries become low.  Upgrade Performance: The max.power up to 1.1kw, inverter transfer to public power ≤10ms, public power transfer to inverter ≤16ms.  Dual Power Transformer: When the battery voltage is below the cut-off point, the ATS controller will switch to grids power, and when the battery voltage is above the recovery point, it will switch back to battery power.    Specifications:  Material: plastics  Rated power: 5.5kw/11kw  Input Voltage: Auto distinquish AC 100-120V or AC 220-240V  Output Voltage: Auto distinquish AC 100-120V or AC 220-240V  Transfer time:  inverter transfer to public power ≤10ms  public power transfer to inverter ≤16ms  System voltage: Auto distinguish: 12V, 24V, 48V  BAT. Low Cut-down: Default 11V/22V/44V, adjustable  BAT. Low Recovery: Default 13.5V/27V/54V, adjustable  Package size: 250 * 200 * 80mm / 9.8 * 7.9 * 3.1in  Package weight: 1630g / 3.6lb    Packing list:  1 * Power Transfer Switch