This remote (handset) is not compatible with the 1st Generation Ellard Athena Controller. Features: Single Channel Fitted with Replaceable Long Life Lithium Battery Up / Stop / Down Buttons Front Sliding cover to prevent accidental operation of the shutter Chrome Finish Keyfob clip Technical Specifications: Channels: Single Channel Frequency: 433mHz Random Codes: 5 million Power: 3.2v Lithium Battery. Category: Remotes
