Switching power supply 220V to 12V24V

Battery display

New voltage regulator AMS1117-5.0V

Five-way analog and digital dual output fire extinguishing sensor

Blue Screen 2004a 12864 LCD Screen with Backlight

Cable spooling tube Cable tie winding tube Wire spooling tube

Bettery 12V 1500mAh

4-digit digital tube display module LED brightness adjustable with clock point accessory building blocks

MicroSD card

AC PEACEFAIR Voltage Power Factor Module

Bluetooth HC-08

5V Single-Channel Relay Module