Linear DT 1-Channel Delta-3 Visor Transmitter, Includes 9V Battery and Removable Visor Clip

Compact one-button visor transmitter designed to activate Delta-3 receivers. Features 256 selectable codes via DIP switch configuration for flexible access control. Powered by a single 9V battery with convenient test/operate LED indicator. Includes removable visor clip for easy vehicle mounting. RF frequency operates at 310 MHz with reliable short-range transmission. Dimensions: 2.16″ W × 3.75″ H × 0.95″ D. Ideal for garage door openers, gate operators, and access control systems requiring simple, single-channel activation.