Product Ultrasonic Ranging Sensor URM37 SKU SEN0001 Brand DFRobot Interface PWM
There are some keys on the module including “REC”
4 EL wires and EL control Shield to make it possible to control the EL via Arduino
Key feature: High-Resolution Conversion of Light Intensity to Frequency
and any project where moisture or weather would destroy a bare sensor
NEO-6M GPS Shield w/ MicroSD - Arduino GPS Logger dfrobot Product Ultrasonic Ranging Sensor URM37Today, even our mobile phones have GPS locators. With that, adding a GPS feature to your Arduino project s won't be new, but it would be a useful project feature for location tracking purposes. This shield can be compatible with 3. 3v 5v boards for a broader range of boards to use. But it is only compatible with boards having the same board design, namely Uno, Mega, Due, Leonardo, and others with the same form factor. Another cool feature of this