Check the listing for details. Ultrasonic Radar Scanning Teen Technology DIY Programming Detection Machine Toy. Condition: New. Listed at 36.09 USD. modname=ckeditor A mini ultrasonic radar that functions like radar in the movies. Targets in a small range can be scanned and displayed on the screen (the fan area shows targets within 1 meter in the form of a red dot, and targets within 4.5 meters in the lower right corner of the screen in digital form). Very cool science and technology maker works, suitable for programming learning, science and technology DIY. Works can range or scan like radar, full of technology! Name: Mini ultrasonic radar Size: about 145mm×95mm×90mm Main control: ESP8266+ expansion board Material: High quality acrylic sheet Operating voltage: 5V2A Operating temperature: -40~85 Installation: No welding, no programming, simple assembly can be used. Payment Terms 1. We accept PayPal,Payoneer,Visa Card,Google pay,Credit card etc. Shipping Terms 1. We will process the order within the handling time ,if you have any questions, please contact us via eBay message or email. 2.Most of the items in our store are free shipping. We will charge a small amount of freight for a few special items. Please understand. Return Terms If you receive the item that not satisfied or defective, please do not open case and kindly notify us within 30 days. We will guide you the returning process for replacement or refund. Custom Duties & Taxes 1. It is buyer's responsibility to cover the import duties, taxes.We do not charge any taxes and fees, and the possible taxes and fees will be collected by the platform or by third parties such as customs and carriers. 2. Please check with your country's customs office and inform us what/how much should declare before shipping. Feedback 1. Please kindly leave us a positive feedback and 5 star DSR if you satisfied with our product and service. Please feel free to contact us firstly if you have any problem with your order, we are responsible and credible seller and will solve the issue it for you asap. 2. If you are dissatisfied for any reason, please don't be quick to leave us neutral or negative feedback. We work hard to make sure EVERY CUSTOMER 100% SATISFIED and resolve any problem for you and always leave positive feedback to all our customers.