Model：Slamtec RPLIDAR A2M12 Specifications:12m range radius，8k-16k per time samples，5-15Hz rotational speed，0.225°-0.45° angular resolution Application:Robot simultaneous localization and mapping (SLAM)，Environment scanning and 3D rebuilding，Obstacle detecting and avoiding，Multi-point touching and man-mechine interaction Output: Serial port Product list: 1. RPLIDAR A2M12 × 1; 2. Serial port adapter board x 1; 3. USB cable x 1; 4. Power line x 1 Brand QHPLAY Voltage 5 Volts Manufacturer QHPLAY Warranty Description 1 year manufacturer Item Dimensions L x W x H 2.86 L x 3 W x 1.62 H