Sell 5PCS KY-019 5V One Channel Relay Module For PIC AVR ARM for arduino best price

Name: for Arduino kits module 5V relay module 1 way relay module foe ARDUINO New 5V relay module 100% brand new color:black Material: metal Can be used as a microcontroller development board module, can be used as a home appliance control TTL 5V-12V control signal Control the DC or AC signal, can control the 220V AC load. There is a normally open and normally closed contact Power indicator light Control lamp, pull off bright, bright Transistor drive to increase the relay coil, control the foot high impedance. The control pin has a pull down circuit to prevent the false action of the suspended relay Package include: 5 x modules Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.