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Comfortable Tube Belt: Feeding tube blet is fastened with hook and loop
no longer have to worry about the fingers in the middle
Remove dust
It has good shockproof
ACEIRMC HC-SR04 Ultrasonic Sensor Distance Module for Nano Robot XBee ZigBee by ElecRight(10pcs) 10pcs industrial Comfortable Tube Belt: Feeding tubeACEIRMC HC SR04 Ultrasonic Sensor Distance Module for Nano Robot XBee ZigBee by ElecRight(10pcs) DescriptionHC SR04 Ultrasonic SensorPower Supply : 5V DCQuiescent Current : <2mAEffectual Angle: <15Ranging Distance : 2cm 500 cmResolution : 0. 3 cmMode of Connection: VCC trig(T) Echo(R) GND(VCC supply 5V, and GND is ground wire. TRIG is trigger control signal input, ECHO is echo signal output.)AttentionThe module should be inserted in the circuit before
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