Product Parameter: Product volume: 16x130mm Product Weight 30g Charging interface: Type-C Working Hours: 25 consecutive hours Antenna gain:-56db Charging power source: DC5V/A Product battery: 3.7V/300mAh polymer lithium battery Sensitivity: Level 5 is adjustable Receiving frequency range: 1MHz-6.5GHz Signal detection range: 5 cm to 10 meters Optical lens: Special filters Laser detection range: 10cm – 15m [...]