Robotic & Radio Control Toys

Faeymth Programming Smart Robot Bluetooth Car Smart Robot Kit Spare Parts Electronic Assembly Kit Remote Control DIY Learning Kit 1. Ultrasonic function The -SR04 ultrasonic sensor uses sonar like a bat to determine the distance to an object. It provides excellent non-contact range detection with high accuracy and stable readings. It comes with ultrasonic transmitting and... Faeymth Programming Smart Robot Bluetooth Car Smart Robot Kit Spare Parts Electronic Assembly Kit Remote Control DIY Learning Kit