$22.8

Portable 4G Module .1 Core Development Board Module Full Passband 2G STM325749

$8.82

TF Card U Disk MP3 Decoder Board Module Audio Amplifier Player

$45.26

1Pcs NDY0505C SIP-24 Isolated DC/DC Converters 3W 4.5-9VIN 5V OUT Single Output

$3

4S 20A 14.8V 16.8V 18650 Li-ion Lithium Battery BMS PCM PCB Protection Board

$11.89

FT232 Serial port module USB to TTL USB to serial port Magnetic isolationFT232RL

$24.11

20Pcs DI104S_R2_00001 SDIP-4

$20.2

15Pcs BU4211G-TR SSOP-5 Supervisory Circuits CMOS LOW VOLT DETEC

$2.75

5V 2.1A Charge Discharge Boost Protection 3.7V 4.2V Battery DC-DC UPS

$13.43

10x JDY-23 Bluetooth 5.0 Module BLE5.0 Bluetooth Transparent Transmission CC2541

$25.31

DC 12V 24V 100-1000Kbps 8 Port RS485 Hub Repeater Serial Port Signal Amplifier

$5.22

3.7V to 5V 9V 4.5A 18W QC4.0 QC3.0 Double Way PD Power Bank Quick Charge NEW

$17.88

2Pcs NCV8505D2T33R4G TO-252-7 LDO Voltage Regulators MICROPOWER 400