3 x ESP-01 Relay Module for ESP8266 10A 250V max.

NE555 DC 12V Delay Relay shield Timer Switch Adjustable Module 0 To 10 Second

12V 1 Channel Relay Module With OPTO Isolation High Low Level Trigger

WIFI Relay Module ESP8266 IOT APP Controller 5/12V 2-Channel For Smart Home

2 pcs. Relay Module 5V - max. load 10A / 250V - 5V logic level

WIFI Relay Module ESP8266 IOT APP Controller 5/12V 2-Channel For Smart Home

WIFI Relay Module ESP8266 IOT APP Controller 5/12V 2-Channel For Smart Home A3GS

2 Relay Module 10A / 250V - Opto-Insulated Input