21 Antennas Handheld Jammer Blocking WiFi 6e and Mobile Phone 2g, 3G, 4G, 5g and GPS, WiFi, UHF, VHF, RF, Lojack with New Longer 2.5db Antennas

21 Antennas Handheld Jammer Blocking WiFi 6e and Mobile Phone 2g, 3G, 4G, 5g and GPS, WiFi, UHF, VHF, RF, Lojack with New Longer 2.5db Antennas. 21 Antennas Multi-Band Blocking: Blocks 2G, 3G, 4G, 5G, GPS, WiFi 6E, UHF, VHF, RF, and Lojack. High Capacity Battery: Built-in 7.4V/15000mAh battery provides over 90 minutes of continuous working time. Advanced Cooling System: Features 3 built-in cooling fans and a large heatsink for safe, continuous operation. Customizable Frequencies: Frequencies can be customized according to specific requirements for 2G/3G/4G/5G and more. DIP Switch Control: Supports adjusting or turning off any single band without affecting other bands. Long Range Shielding: Achieves a shielding radius of 10-25 meters depending on strength. Real-time Power Display: Power screen displays power percentage, current, voltage, and working current data. OEM/ODM Service: Silkscreen OEM service and full customization options are available for orders.