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: The best units combine RF Scanning (for active transmitters) with a Visual Lens Finder (a red LED light that reflects off hidden camera lenses). where to buy electronic bug detectors
: It strikes a balance between portability and power, with a long-lasting battery (up to 45 hours) suitable for long trips. Best Professional Multi-Tool: KJB Security Products PRO-10G : Scans a massive frequency range (10MHz to
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: Look for a minimum range of 1MHz to 6GHz to cover standard Wi-Fi and Bluetooth bugs. Serious threats may require detection up to 20GHz .