Main Features:<br />High quality with reasonable price<br />4 sensor system? double CPU and advanced chipset for enhanced coverage and detection<br />Help to prevent dangerous and costly collisions<br />Help to provide increased safety for passengers? pedestrians and family members who happen to be around the moving vehicle<br />Detect small object and low walls as well<br />Intelligent alarm by beeps or human voice<br />Easy installation and operation<br />Rated voltage: DC 12V<br />Rated current: 20-200mA<br />Detecting distance: 0.3-2.5m<br />Ultrasonic frequency: 20KHz-40KHz<br />Working temperature: -40 - +80 Deg.C<br />Alarm Volume: 70-85dB<br /><br />    Specifications<br />General<br />	 Voltage  : DC 12V                                                  <br />                        Power  : 2.5W                                                  <br />                        Color  : Black                                                	<br />Specifications<br />	 Data measurements: OBD II repair information                                                	<br />Dimension and Weight<br />	 Product weight   : 0.35 kg                                                  <br />                        Package weight   : 0.470 kg                                                  <br />                        Product size (L x W x H)  : 9 x 6 x 2.2 cm / 3.54 x 2.36 x 0.87 inches                                                  <br />                        Package size (L x W x H)  : 14 x 8 x 5 cm                                                	<br />Package contents<br />	 Package contents: 1 x Main Control Box? 1 x Power Cable? 1 x LED Monitor? 4 x Sensors? 2 x Double Side Stickers? 1 x Sensor Drill                                                	<br /><br /><br /><br />                                            <br /><br /><br /><br /><br /><br /><br /><br />                       Product Safety Disclaimer: <br />We do not accept any responsibility or liability for misuse of this or any other product.  All our products are extensively tested to comply with rigorous and strict QC standards.  For certain products (e.g. toys? knives? etc.)? we recommend proper supervision as we cannot be held liable for misuse or accidents.<br /><br />                                                <br />