Both for Left and Rght Handed DoorsWith reversible handles, simply adjusts the direction of the lock handle to suit the direction of your door opening. | Emergency Port & Backup KeyConnect the backup power to the emergency port for unlocking when your battery runs out. In addition, each lock has 5 mechanical keys for backup.(Note:Battery not included) | Ready for Any SeasonFearless of sun exposure and low-temperature weather, ip66 waterproof rating, suitable for the front door. |