Double Pole Relay Switch

2pcs mini 1 Channel 5V DC DPDT Relay Board Double pole double throw Switch Module HK19F PCB for Arduino raspberry pi. Cheap board short size chart, Buy Quality pcb top directly from China pcb board holder Suppliers: 2pcs mini 1 Channel 5V DC DPDT Relay Board Double pole double throw Switch Module HK19F PCB for Arduino raspberry pi Enjoy ✓Free Shipping Worldwide! ✓Limited Time Sale ✓Easy Return. www.aliexpress.com