5 v 12 v แผงโมดูลเชื่อมต่อ 1 channel สําหรับ pic avr dsp arm mcu arduino 1 Channel Relay Module low level trigger

5V 12V low level trigger One 1 Channel Relay Module interface Board Shield For PIC AVR DSP ARM MCU for Arduino Product description: 1, The module complies with international safety standards, control area load area isolation groove; 2, Genuine relay ; 3, With the power and relay action instructions, pull bright disconnect does not shine; 4, When a signal in the signal input terminal, the common terminal and the normally start conduction; 5, Microcontroller development board can be used as a module that can be used as a home appliance control; 6, The control of the DC or AC signal, can control 220V AC load; 7, There is a normally open and a normally closed contact; 8, Blue KF301 terminals to the line of control is more convenient. Description of the high and low trigger, friends do not understand Take a look at: High level trigger is a trigger voltage between the signal input and ground can be understood as a way of the signal input terminal and VCC cathode short trigger; Low trigger means is the voltage between the signal input terminal and the ground for the OV trigger mode can be understood as a way of the signal input terminal and GND negative short trigger Before purchase: 1. All the goods are in stock and we will dispatch immediately if we receive the order. 2.Please read the item description, if you have any question, do not hesitate to contact us. 3.Use the vouchers for more saving. Shipment： 1.1-2 days to ship(except for the pro-order item) After purchase: 1.If you are satisfied，please give us 5 stars praise. 2.Please contact us before you are going to give us bad review. We are helpful and will solve the problems. if you receive a defect item,please contact us at once with item picture or video #5V #12V #low #level #trigger #One #1 #Channel #Relay #Module #interface #Board #Shield #For #PIC #AVR #DSP #ARM #MCU #for #Arduino