Code: Rolling code Battery: 12V 27A Radio transmission distance: 30-100m (Open area) Scope of application: garage door, alarm, automatic door, rolling door, etc. Compatible Model: Alutech AT-4, AN-Motors AT-4, Alutech AnMotors ASG1000, Alutech AnMotors AR-1-500, Alutech AT-4 600 Installation: wireless Frequency: 433.92MHz Door remote control: Door remote control Programming type: programming with receiver Scope of application: garage door, shutter, doorway, gate, switch Color: Black + silver Material: ABS Size: 55 x 38 x 10mm Package Contents: 1 x remote control Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture to be slightly different from the real thing. The measurement allowed error is +/- 1-3cm.