UTOPUS Portable​ Hidden Camera Detector​ ​Infrared Detection​ ​Sound Light Alarm​ ​Wireless Signal Monitor 2025 Model​ ​RF Signal Scanning ​Anti-Spy Detector​ for ​Hotel Travel Security

other. Signal reception range: 5cm(1.97in)-10meters. Working time: 25 hours of continuous work. Model: T1. Dimensions: 9.3cm(3.66in x 4.4cm(1.73in x 1.5cm(0.59in). Charging interface: Micro USB. Working time: 25 hours of continuous work. Charging interface: Micro USB. Battery: 3.7V/200mAh Lithium. Model: T1. Dimensions: 9.3cm(3.66in x 4.4cm(1.73in x 1.5cm(0.59in). Infrared ray light function, Infrared device detection. Signal reception range: 5cm(1.97in)-10meters. Package Included: 1×Hidden Camera Detector with 1 Charging line. Note: 1. There is a 2-3 difference according to manual measurement. Please check the size carefully before you buy the item. 2. Please note that a slight color difference should be acceptable due to the light and screen