These are wifi jammer that can interfere with cell phone signals, and rechargeable lithium batteries with built-in antennas. The ultra-small signal interference device makes us very portable. A fully-charged WiFi signal jammer can work for two hours, so it has a car charger and a home charger for indoor and outdoor charging. If you can, you can prepare to switch the power to this gadget to make it last longer.
Buying a WiFi signal jamming device has a camouflage feature-it looks like an unknown product, and there is no news to tell us what the device does, let alone the WiFi signal. Only the ON and OFF flags will be turned off. Small in size and light in weight, the way to protect your secret mobile device can ensure that unknown WiFi resources are safe, unsafe and unclear.
WiFi 2.4G 2400-2500MHz, RF is the only target. Products such as Bluetooth, 2.4G wireless frequency band, and wireless network card are also interfered by signal blocking devices. Useful equipment, you can adjust how to protect your safety and maintain a clear signal environment, thereby eliminating noise and WiFi pollution. The most important thing is that the price is very cheap and the product quality is guaranteed.