3v battery CR2450 Panasonic AFPX-BATT FP-X series PLC

12V 6800mah Lithium 6.8Ah Rechargeable Battery Pack with BMS + 12.6V Charger  

STM32F103C8T6 Minimum System Development Board STM32 ARM Core Module

The Arduino UNO R4 WiFi merges the RA4M1 microprocessor from Renesas with the ESP32-S3 from Espressif, creating an all-in-one tool for makers with enhanced processing power and a diverse array of new peripherals. With its built-in Wi-Fi® and Bluetooth® capabilities, the UNO R4 WiFi enables makers to venture into boundless creative possibilities. Furthermore, this versatile board boasts a convenient on-board 12x8 LED matrix and a Qwiic connector, offering ample space for innovation and unleashing creativity. This dynamic combination empowers makers to transform their ideas into reality and elevate their projects to unprecedented heights.  

16126-A LED Illuminated Magnifier Iron desktop magnifier with LED auxiliary clip stand magnifier for repairing solder srand

1-cell 18650 Battery Holder Capacity: 1x 3.7V 18650 Lithium Cell  

DTECH DT-5019 USB To RS485/422 Industrial Converter Serial Line Communication Adapter(1.2m)

DC12V 0.43A 4mm Mini Electromagnetic Solenoid Lock Push Pull Type for Electirc Door Lock

XL6009 BOOST CONVERTER 3-34V TO 4-35V ADJUSTABLE

official raspberry pi 4 case fan and heatsink

Male to Male JR Plug Servo Extension Cable 20 CM

8GB MicroSD Card with NOOBS 2.0- Original