FainWan 2pcs DC 5V 1 Channel Relay Module Interface Board Shield Low Level Trigger for SCM Household Appliance Control auspowers_batchtwo you will rest the arm

you will rest the arm on the other leg of the spot you're measuring

Two Piece Set

2 Channel Relay Module Voltage : 5V

Move Free: This ring holder can be freely rotated in 360 degrees

Easily and quite write

FainWan 2pcs DC 5V 1 Channel Relay Module Interface Board Shield Low Level Trigger for SCM Household Appliance Control auspowers_batchtwo you will rest the armFainWan 2pcs DC 5V 1 Channel Relay Module Interface Board Shield Low Level Trigger for SCM Household Appliance Control Features: 1 This module conforms to the safety standard, the control area and the load area have isolation slot; 2 With power and relay instructions, pull in light, disconnect not bright; 3 When the signal input signal, the common end and the beginning will be open; 4 Can be used as MCU development board module, can be used as home