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DC-DC Step Down Module 4 USB Interface 5A Buck Converter Power Supply Module DC 9V/12V/24V/36V/48V/60V to DC 5V Note: The PCB Layout of this converter has been a slight change now due to the new production batch since Nov 22th, 2022. We have update the pictures now (the new batch was shown on the white background picture). The function and us... $7.25
~~$10.35~~ SKU: 13013
$7.25
~~$10.35~~
30

Light Control 8M Memory DIY Chargeable/Volume Adjusting Module USB Download Music Module for Greeting Cards Gift Box Product Functions: Connecting Android cellphone USB with computer to download music. Charging. Volume Adjusting. For light-control. 8M internal storage. Test Steps: ... $6.99
~~$9.99~~ SKU: 9084
$6.99
~~$9.99~~
30

CT14 Mini Stereo Amplifier Module Bluetooth-compatible 5.0 Power Amplifier Board Module 5VF 5W+5W with Micro USB Charging Port Description: This product is a stereo Bluetooth amplifier module. Ideal for DIY portable Bluetooth speaker. It is able to give your amplifier/home stereo Bluetooth capability, just a very simple operation can be converted into... $4.19
~~$5.99~~ SKU: 13079
$4.19
~~$5.99~~
31

5pcs Micro USB Mobile Power Lamp 16pcs LEDs Board Emergency Light SMD 5730 Super Bright White Lamp Light Module Description: USB lights, using MICRO USB interface design, easy access to ordinary mobile phone charger and mobile power use. Parameter: NO. Parameter Value 1 Work... $2.63
~~$3.75~~ SKU: 12510
$2.63
~~$3.75~~
30

Dual USB 5V 2.1A 1A Mobile Power Bank Charger Boost Converter Step Up Module LCD Display Board for 18650 Battery DIY Description: Model: K6-PCBA Input: 5V1.2A Output: 5V1A,5V2.1A Battery voltage range: 3.7V+/-0.5V Capacity display range:1%-100% Size: 65*22*15mm Notice: The product do... $4.89
~~$6.99~~ SKU: 6876
$4.89
~~$6.99~~
31

SW3518 USB Charging Module for QC4.0/3.0 SCP FCP PD VOOC USB Charger 1.Description: The USB Charging Module is a dual-port charging chip that supports a variety of quick charging protocols, including PPS, PD, QC, AFC, FCP, SCP, PE, SFCP, VOOC. It not only supports quick charging for A+C port arbit... $5.59
~~$7.99~~ SKU: GY21142-1
$5.59
~~$7.99~~
31

IP6505 4USB Charging Module for QC2.0 QC3.0 FCP AFC USB Charger 1.Description: The charging module can quickly charge other devices, it supports a variety of quick charge. 2.Feature: 1>.It supports BC1.2 and Apple protocols. 2>.It supports Huawei fast charging proto... $5.78
~~$8.25~~ SKU: GY21141-1
$5.78
~~$8.25~~
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Dual USB Step Down Power Supply Module Buck Voltage Converter 5V 3A Rechargeable Mini Charger Board 1.Description: The buck voltage converter is especially designed to reduce the DC voltage, and its output DC voltage is lower than the input DC voltage. 2.Feature: 1>.Support mobile phone quick charge. 2&g... $4.19
~~$5.99~~ SKU: GY21139-1
$4.19
~~$5.99~~
31

3.7V 4.2V to 5V 18650 Lithium Battery Charging Module USB Boost Board Mobile Power Board DIY 1.Description: 1>.Ultra small size, almost all mobile power supply enclosures can be easily installed 2>.Support lithium battery undervoltage protection and output short circuit protection 3>.Ultra low... $3.75
~~$5.35~~ SKU: GY21042-1
$3.75
~~$5.35~~
30

8M Recordable Voice Play Module, Button Control Sound Module With Volume Adjustment and USB Data Cable For DIY Music Gift Box Greeting Card Product Introduction: 1.Power Supply Voltage:4.5-5V or 3.7V lithium battery; Output 0.5-1W 2.Capacity:8M 3.Board Size: 30X30mm 4.Speaker Diameter:m36mm 5.Memory Card Slot:Micro SDXC 6.Supported forma... $6.99
~~$9.99~~ SKU: GY18094
$6.99
~~$9.99~~
30

DC 12V 24V 100W TWS Bluetooth-Compatible Amplifier TPA3116 Audio Amplifier Module AUX USB Audio Input 1.Description: ZK-1001B is a DC 12V 24V 100W TWS Bluetooth Amplifier Audio Module, perfect for DIY wireless Bluetooth speakers and transponders. This module can receive Bluetooth music, as well as AUX/USB audio input. It a... $11.19
~~$15.99~~ SKU: GY20961-1
$11.19
~~$15.99~~
31

4Bit USB to UART Converter Module CH340 USB Type-C HUB TTL Signal Communicator 1.Description: It is a 4Bit USB to UART Converter Module CH340 USB Type-C HUB TTL Signal Communicator. 2.Feature: 1>.4-channel TTL serial port can be independently communicated out 2>.Using mai... $6.29
~~$8.99~~ SKU: GY20854-1
$6.29
~~$8.99~~
30

DC 12V-18V TDA7388 Bluetooth-Compatible AUX USB Digital Amplifier Module Stereo 50Wx4 Output 4ohm 4-Channel Power Amplifier 1.Description: This model uses the car audio amplifier chip TDA7388. This chip is often used in high-end car amplifiers. It has excellent performance in sound quality and volume analysis. After all, the voltage is on... $13.99
~~$19.99~~ SKU: GY20879-1
$13.99
~~$19.99~~
30

22.5V Bi-directional 5-USB Charging Module Mobile Power Supply Module for QC4 PD3.0 1.Description: It is ai 22.5V Bi-directional 5-USB Charging Module Mobile Power Supply Module for QC4+PD3.0. 2.Feature: 1>.Supports overvoltage protection 2>.Support output over... $6.76
~~$9.65~~ SKU: GY20904-1
$6.76
~~$9.65~~
31

DC 12V TDA7388 Bluetooth-Compatible AUX USB Digital Amplifier Module Dual Track 50Wx2 4ohm 2-Channel Power Amplifier 1.Description: It is a DC 12V TDA7388 Bluetooth+AUX+USB Digital Amplifier Module Stereo Dual Track 50Wx2 4ohm 2-Channel Power Amplifier. 2.Feature: 1>.Graphics card-level active cooling &... $12.45
~~$17.79~~ SKU: GY20880
$12.45
~~$17.79~~
30

USB Touch Table Lamp Dimmer LED Driver 0-100% Stepless Dimmer Module Charging Protection Circuit 1.Description: It is a USB Touch Table Lamp Dimmer LED Driver 0-100% Stepless Dimmer Module Charging Protection Circuit. 2.Feature: 1>.Dimming smooth eye protection without screen flash; 2>.Cap... $4.68
~~$6.69~~ SKU: GY20812-1
$4.68
~~$6.69~~
31

USB to TTL Converter USB to UART Module 5V/3.3V/1.8V FT232RL Code Programmer Downloader 1.Description: It is a USB to TTL serial port module.The excellent performance of FT232RL is very suitable for high-demand industrial occasions.It realizes USB to UART serial port.This module can switch at 5V/3.3V/1.8V level, an... $8.50
~~$16.99~~ SKU: GY20628
$8.50
~~$16.99~~
50

80Wx2 Bluetooth-Compatible Module ZK-F802 Dual Channel Stereo 80W+80W BLE/AUX/U-disk/USB Sound Card 1.Description: It is a 80W*2 audio power amplifier board.It can be used with the APP,with functions such as sleeping music,modifying the Bluetooth name,and adjusting the volume of the prompt sound. 2.Feature: ... $11.66
~~$16.65~~ SKU: GY20569
$11.66
~~$16.65~~
30

TPA3116D2 50Wx2 HIFI Bluetooth-Compatible Amplifier Module Dual Channel 50W+50W BLE/AUX/U-disk/USB Sound Card 1.Description: It is a TPA3116D2 audio power amplifier board.It inputs audio,and when speakers are connected,it can play sound.It is used with the Wuzhi Audio APP,and you can set a variety of different functions. ... $10.49
~~$14.99~~ SKU: GY20568
$10.49
~~$14.99~~
30

50Wx2 Bluetooth-Compatible Amplifier Module BLE5.1 2.0 Volume Indicator Dual Channel Stereo 50W+50W BLE/AUX/U-disk/USB sound card 1.Description: It is a Audio amplifier board.It uses domestic chips and supports the connection of two 50W speakers,which is cost-effective. 2.Feature: 1).It has a multi-function knob,which can be adj... $11.19
~~$15.99~~ SKU: GY20567
$11.19
~~$15.99~~
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