Product Name: Police Equipment Net Gun (one shot) Safety Products Model NO.: 003 Type: Alarm Apparatus Gender: Unisex Suitable for: Adult Material: Plastic Waterproof: Non-Waterproof Electric: Yes Transport Package: Carton Origin: China Product Description Product DescriptionCartridge: General BlankNumber traction heads: 4PCSCapture distance: 3-15mMaximum range: 15 metersMesh size: 3.5m × 3.5mAmbient temperature: -40 C -50 CLength of gun: 210mmOperation wind force: <3Standard: "Q/WW01-2008 technical requirements of portable net gun"Test number: Public security Beijing inspection NO. 093171Description:The blank (cartridge) creat a driving force, which moves the traction heads fly forward with the net.When the net encounters an object, because of inertia, the tractions heads draw the net in. And the object is captured.This device can be used repeatedly.