Hmleafokin Replacement Power Supply Transformer with Battery Back up for Electric Recliner Sofa or Lift Chair Power Recliner SP2-B or Lift Chair Power Supply Transformer 2 Pin Motor Connection (one flat, one round) and Battery Back Up Compatible with Okin Sp2-B, Limoss and any 2 pin connection with flat & round pin AC power cable is not included, batteries not included; Motor cable is not included All the"hmleaf"products bear an US trademark or packed in a box with a trademark