- Detects wireless signals (used by spy devices) around you<br />- Built-in rechargeable 450mAh battery<br />- Detecting wave distance: 920nm<br />- Receiving Range: 1MHz - 6500 MHz<br />- Special LEDs + red camera lens detector window allows you to sweep areas for regular security cameras and hidden pinhole cameras (camera lens produces a red reflective spot through the red detector window)<br />- Great for spotting cell phone / GPS spy devices、 signal blockers、 and other wireless surveillance devices<br />- Light、 tone、 vibration、 multi-function warning<br />- Built-in Compass<br />- RF signal detector antenna length: 123mm<br />- 2.5mm jack earphones included<br />- 100V~240V AC charger (US plug) included<br />                                                                                                                                Dimensions: 3.66 in x 1.89 in x 0.63 in (9.3 cm x 4.8 cm x 1.6 cm)<br />Weight: 6.77 oz (192 g)