1-Channel Block Coded Key Ring Transmitter.

ACT-31B is a single-channel device supplied with a quick-disconnect key ring. Also included are lithium batteries with a five-year service life.

Features

• Compatible with all Linear access receivers and controllers
• Supplied with quick-disconnect key ring
• Power: Two 2016 batteries
• Codes: Factory block coded in MegaCode format
• RF frequency: 318 MHz
• Dimensions: 1.25″ W x 2.25″ H x .48″ D