Universal 4-Channel Fixed Code 27-40MHz Remote Control
Specifications:
Material: ABSSize: 62*37*15mmProduct weight: 45 gBattery: 12V 23ATransmission distance: 50-100m (Open area)Frequency range:27-40MHzCode: Fixed codeScope of application: garage door, alarm, automatic door, rolling door, etc.
Permitted transmission frequency:
The following is just an example, this is only a part, there are more.Tell us your e-mail address, and we will send a PDF operation manual for your reference
by adjusting the secondary button Longer remote control distance can be obtained