Build a signal blocker - signal blocker qt wheeled

Wireless Camera Detector 2G 3G 4G Cell Phone Detector
Silent Detecting RF Multi-function detector signal detector, Low Battery Wired Detection Switch Function Pocket RF Signal Detector VS-066GV  Brief Description: This device applies with fuzzy scanning technology to detect peeping cameras, bug, cellular phones and other radio frequency devices. This device surely avoids being peeped or tapped to protect privacy or protect information being disclosed secretly.This device has a new digital amplifier to heighten the indication for the digital signals of Bluetooth, WLAN, Wi-Fi, cellular phone and Digital Spread Spectrum wireless products, etc. Features: Low battery warning Silent detection Wired camera detection Analog / digital select switch Sensitivity adjustment Interference (background noise) elimination Could distinguish if it is a signal of wireless camera or hidden microphone or cellular phone. Sensitivity adjustment Specification: Power:AAA/UM-4 battery x 2, 3V DC Detecting frequencies:50 MHz - 6.0 GHz Dimension: L 87 x W 55 x H 24 mm Weight: 105 g Warning mode 1: Audible alarm and 3 LEDs Warning mode 2: Silent, only 3 LEDs (SH-055GR) Vibration and 3 LEDs (SH-055GRV) Warning mode3: Silent, 3 LEDs and earphone hearing Detecting Distance:     5.8GHz Wireless camera:about 8 feet (regular 10mW camera) 2.4GHz Wireless camera:about 20 feet (regular 10mW camera) 2G Cellular phone (1): about 40 feet (set at Analog) 2G Cellular phone (2):about 50 feet (set at Digital) Wired Camera:about 15 feet  

build a signal blocker

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