👍👍【Privacy Protection】This product uses a passive, wireless and infrared scanning technique,It can accurately detect: eavesdropping, telephone eavesdropping,meetings eavesdropping, GPS location trackers, car eavesdropping, wireless pinhole cameras, cable cameras, electrical radiation sources andso on. It can effectively prevent eavesdropping, secret-filming, and help in protection of personal privacy data and information confidentiality. | 👍👍【Upgraded model 】 Anti Spy detector works more intelligently and accurately, with strong anti-interference and effective detection of areas within 15 square meters. (increase sensitivity, widen detection range, reduce sensitivity, shorten detection range, and identify radio wave sources faster and more accurate.) It can accurately detect various eavesdropper radio frequencies from 1MHz to 8GHz. | 👍👍【Humanized design】This product is not only powerful and diverse, but also very streamlined in design, switching between functions is achieved through 2 buttons, the visual LED signal strength window can help you accurately capture the signal source, detection prompts are divided into sound and vibration prompts, allowing you to use in any environment with peace of mind. | 👍👍【Durable and lightweight 】 Light weight, small size, suitable for various places, such as hotels, conference rooms, bathrooms, locker rooms, residences, offices, examination places. Built-in rechargeable battery, after charging can be used for about 30 hours (the length of time depends on the use mode), no need to replace the battery. More convenient to use and carry. | 👍👍【Upgraded Smart Chip&User Friendly Operations】BTFDREEM hidden camera detector,designed with the advanced smart chip,is more technical in every function,but easier in using. Following the instructions step by step,this hidden camera finder will be a considerate helper for you. If you encounter problems in use, we provide you with technical support within 12 hours.