SincereetaliFeature: Detect wireless/wired cameras, watch videos, in-ear bugs, GPS locator or other electrical devices in living and working environments. Adopts advanced technology and smart chips, wide receiving frequency range, accurate and reliable performance. Waidly Use: Can be used in offices, hotels, important business negotiations, confidential meetings, homes, bathrooms, cars, etc. to ensure your privacy security. Small and convenient to carry. Lightweight and beautiful. Built-in 300mAh large battery, long standby time. It can be used for 25 hours continuously, escort a whole day. Specification: Color: Black Material: PC Charging interface: Micro USB Working hours: 25 consecutive hours Voltage: DC 5V Battery: 3.7V/300mAh polymer lithium battery Sensitivity: Level 4 is adjustable Receiving frequency range: 1MHz-6.5GHz Signal detection range: 5-10 meters Laser detection range: 10-15cm Package size: 12*6*3cm Package weight: 110g Package included: 1 x Camera Detector ?