1S 3.2V LiFePO4 Battery Protection Board Single Cell 3.6V Overcharge/Overdischarge/Short Circuit Protection Power Module 2A

$1.00

AD8232 Module for ECG Measurement, Pulse and Heart Rate Monitor with Electrode Wires

$36.80

Compact PCBA Depaneling Machine Aluminum Substrate Shear Circuit Board Cutter PCB Cutting Machine Factory Direct

$4,160.00

LM2596S DC Adjustable Buck Module with Digital Voltage Meter Display DC Regulated Power Supply Circuit Board

$7.50

317 Adjustable Voltage Regulator Kit 1.25-12V Continuous LM317T DIY Electronics Learning Kit

$5.90

AD8232 Module for ECG Measurement, Pulse Heart Rate Monitor, ECG Sensor with 3 Electrodes and Wires

$42.00

Dongguan Manufacturer Hot Press Machine Circuit Board PCB Aluminum Substrate Plastic Hot Melt Riveting Machine PCB Separator

$580.00

4S 14.8V 16.8V 18650 Lithium Battery Charge/Discharge Protection Board 40A Current Power Module with Balance

$5.20

Ultra-Small Solar Panel 1.5V/70mA Silicon Photocell Photoelectric Power Module PV Panel Light Energy Generation Panel

$1.30

7805/7812 Voltage Regulator Three-Terminal Stabilizer DIY Electronics Kit YH-340

$2.00

22.5W Fast Charging 4-Slot 18650 Battery Box, Solder-Free Flash Charge, 8-Slot Power Bank Case Kit with PD

$14.90

Thermally Conductive Double-Sided Tape for LED Strips: High-Temp, Insulating, Residue-Free, Strong Adhesion for Lighting, Batteries, Ambient Lights, Heating Plates, and Aluminum Substrates

$2.23