Digitla LED Display DC 12V NE555 Delay Time Relay Timer Switch Adjustable Module
12V NE555 Delay Relay(0-60s). 12V NE555 Delay Relay(0-10s). Module based on: NE555 chip. Main Chip (NE555) Characteristics OLED LED&RGB. Nano Sheild. It's a new digital LED countdown display 12v delay module module.