Waterproof ultrasonic distance sensor. This sensor can be used for collision detection in your project.
This is our affordable PWM motor controller. It has three inputs: INA, INB, and PWM. It uses the VNH3SP30 driver. And it have a 5V 1A Output voltage regulator.
This is a larger IG32 gear motor robot that utilizes three omni-wheels to vector it in any direction. By changing the speeds and directions of the motors the robot can drive in any direction without needing to turn. Customized version of TP-253-003.