12V Temperature Controller Switch with Probe 20A Thermostat Control
12V Temperature Controller Digital Thermostat with Heating/Cooling Control Designed to offer precisi...
$4.14Relay Modules
6-30V Relay Module Switch Trigger Time Delay Circuit Timer Cycle Adjustable
6-30V Relay Module Specifications: 1: Working voltage: 6-30V support micro USB 5.0V power supply 2: ...
$2.99
KY-019 5V 1-Channel Relay Board Module for Arduino IOT
KY-019 5V 1-Channel Relay Board Module for Arduino IOT Can be used as microcontroller home appliance...
$1.05
5pcs DC 5V Low Level Trigger 1 Channel Relay Module Shield Board
Features: 1. Power and relay indication 2. Can be used as a microcontroller module, also as a home a...
$3.53