Specification: Remote control: two standard Production materials: high temperature alloy steel Raised height: 40CM Width: 45CM Falling height: 8CM Power supply mode: dry battery Waterproof performance: IP67 Use environment: minus 10 degrees Celsius - positive 55 degrees Celsius Anti-collision performance: positive and negative 180° anti-collision Advantage: 1.180° real anti-collision The support rocker arm can be reversed and reversed by 180° anti-collision and anti-pressure. The built-in can only predict the system, and the external force will continue to emit a harsh alarm sound. 2. Automatic alarm When you hit the hard cart lock, it will make a harsh beep, and the indicator will continue to flash red alarm. 3. Thickened against pressure, not easy to deform Thick alloy steel, integrat.