White nylon plastic with a matte finish and slight grainy feel.
PLAIN CONE FOR PING TYPE ULTRASONIC SENSOR
A low cost way to wring the maximum DIRECTIONAL performance from your ultrasonic range finder.
Improves the following performance characteristics:
How to use:
*Warning! The range can be increased to the point that detection of "old" ping signals results in erratic readings if range to target and speed of sound is not taken into account.