Features: Simple design, easy and portable to use. Multi-functional detectable pinhole camera and other wireless products. Built in super bright red LED, can know all camera, pinhole, button and mobile camera etc. Dual detectable RF mode: buzzer mode and vibrate mode; can also use headphones to detect RF signal. Signal strength LED status indicator 4 from low to high. Sensitivity adjustable with potentiometer. Equipped with retractable antenna, also with compass. Built in 120mAh rechargeable Li-polymer, convenient to use. Perfect for scanning cameras and bugs in conference rooms, locker rooms, hotel rooms, etc. Specification: Plug type: UK/AU (optional) Color: Black Material: ABS Frequency range: 1 MHz - 6.5 GHz Laser Detection Camera: 10cm-10m (the naked eye can identify the red flashing) Radio detection camera: 5cm-10m (depending on the camera's decision transmission power) Power at 50mw-200mw Detection range: 30 -50cm Power at 300mw-600mw Detection range: 100-200cm Power at 800mw-1200mw Detection range: 300-1000cm Built-in lithium battery: 120mAh Operating current: 8mA Laser wavelength of the probe: 920nm Antenna length: approx. 16.7cm / 6.6inch Item Size: Approx. 9.3 * 4.7 * 1.6 cm / 3.7 * 1.9 * 0.6 inch Item Weight: Approx. 42g / 1.5oz Package Size: Approx. 18.1 * 10.7 * 3.7cm / 7.1 * 4.2 * 1.5in Package Weight: Approx. 178 g / 6.3 oz