ขาย Ready Stock B & D Handheld Lightweight Portable Six-channel Car GPS Signal Blockers WIFI Shielding Device 2G/3G/4G Inter ราคาที่ดีที่สุด

B & D Handheld Lightweight Portable Six-channel Car GPS Signal Blockers WIFI Shielding Device 2G/3G/4G Interceptors AC100-240V It can effectively shield wireless signals such as GPS, 2G, 3G, 4G, WIFI, etc., and has no negative impact and interference on communication and transmission of other electronic devices around.  Features: All consist of the latest patch components and integrated circuits, easy to install and use, with stable performance. The surface is treated with advanced oxidation, adopts aluminum casing, and has good heat dissipation. The effective shielding distance radius is 5-20 meters, and the interference radius still depends on the signal strength of a specific area. There is an obvious power indicator on the visible part of the body, and a separate switch control button is provided on the side. Easy to carry, low power consumption, no harm to the human body and environmental protection. Specifications: Color: black Channel: six channel Battery: 1 * lithium battery, 3000mAh (included) Shield radius: 5-20m Shield signal: 2G, 3G, 4G, GPS, WIFI Transmit power: 3.6W Power supply: AC 110-240V, DC 12V Operating temperature: -40~50℃ Relative humidity: 30-95% Item size: 130 * 75 * 35mm / 5.1 * 3.0 * 1.4in Item weight: 800g / 1.8lb Package size: 215 * 215 * 75mm / 8.5 * 8.5 * 3.0in Package weight: 760g / 1.7lb Package List: 1 * GPS Shielding Device 6 * Antenna 1 * Car Recharger 1 * Adapter 1 * Charging Cable 1 * User Manual