The special design of the RF Jammer can only block the specific frequency. In that case, the operating 315/433MHz and it could block signals of car and garage door at a distance up to 50m. This equipment can plug and play without causing danger to humans and animals. In addition it has an additional feature of remote jamming TV and toy vehicle.
Important Notes for Jamming Distance: The jamming distances we mentioned on website are for customer’s reference only. The actual jamming distance will be varied depending on the signal strength and the use location and if full charges, etc.
Important Notes for Portable Jammers with No Cooling Fan: Do not use the jammer when it is charging, or it will burn the jammer as it has no built-in fan. If because of this factor due to the broken of the jammer, the customer will lose the authority of free repairation .