Visua Premium Metal Detector Accessory Kit
£19.99 (as of July 22, 2018, 5:30 pm)
Light Camouflage Design
Made from Tough & Durable Canvas
Two separate zipped compartments
Model: HC-SR04.Material: durable hard PCB board and metal.
Static current: Less than 2mA.Power: DC 5.0V.
Output signal: Electric frequency signal, high level 5V, low level 0V.
£6.59 (as of July 22, 2018, 1:00 pm)