inside the voltmeter, there are reverse polarity connect protection. the wire connection is simple, only need to connect two wires, the red line connect the anode, the black line connect the cathode. features: 1. 2. this voltmeter work without external power supply, can use the measuring voltage directly.syi
Office & School & Business & Industrial > Measurement & Analysis Instruments > Electrical Instruments > Voltage Meters
Atacado DC4.5-30V 0.56 Polegadas Voltímetro Digital Dois Fios Número De Três Dígitos Display LED Medidores De Tensão Para Motocicletas Carro
Specifications of Atacado DC4.5-30V 0.56 Polegadas Voltímetro Digital Dois Fios Número De Três Dígitos Display LED Medidores De Tensão Para Motocicletas Carro | |
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Category | Comercial e industrial |
Instock | instock |