| Brand | Unbranded |
|---|---|
| UPC | 7544892687114 |
Check the listing for details. Relay Module 4 M Byte Flash Programmable Keys Relay Module DC5-60V Part. Condition: New. Listed at 16.29 USD. Feature: 1. Mature and Stable Module: This module supports I/O port as well as UART program download port all pinout, programmable keys and reset keys, mature and stable. Large Capacity: This relay module has a large enough capacity of 4M, you can use it with the actual situation.