Price: Description: APP:Tuya Bluetooth:4.0 Battery:1-year Replaceable CR2032 Rang:10-50M Volume:Louder Ring product size:6.5*3.2*0.2cm Specifications: 【Intelligent two-way search】 Use the mobile app to connect. Tap the phone and the device will sound
Price: Notes: 1. Magnetic testing is carried out under ideal conditions with professional equipment in the factory workshop. Therefore, the tension values in the table are for reference only. In the
Price: Handheld Portable Metal Detectors For Airport School Security Check High Sensitivity Metal Scanner Usage Method: 1. Turn on the power switch (indication 2), and hear a "click" sound, indicating