![Amazon.com: ElectroCookie Prototype PCB Solderable Breadboard for Electronics Projects Compatible for DIY Arduino Soldering Projects, Gold-Plated (5 Pack + 1 Mini Board, Matte Black) : Industrial & Scientific Amazon.com: ElectroCookie Prototype PCB Solderable Breadboard for Electronics Projects Compatible for DIY Arduino Soldering Projects, Gold-Plated (5 Pack + 1 Mini Board, Matte Black) : Industrial & Scientific](https://m.media-amazon.com/images/I/61l0h90pUgL._AC_.jpg)
Amazon.com: ElectroCookie Prototype PCB Solderable Breadboard for Electronics Projects Compatible for DIY Arduino Soldering Projects, Gold-Plated (5 Pack + 1 Mini Board, Matte Black) : Industrial & Scientific
![Amazon.com: AOICRIE Dual USB 18650 Battery Charger Protection Module 4pcs, Power Bank PCB Module Board, Dual USB 5V 1A 2.1A : Electronics Amazon.com: AOICRIE Dual USB 18650 Battery Charger Protection Module 4pcs, Power Bank PCB Module Board, Dual USB 5V 1A 2.1A : Electronics](https://m.media-amazon.com/images/I/619ykPgVvfL.jpg)
Amazon.com: AOICRIE Dual USB 18650 Battery Charger Protection Module 4pcs, Power Bank PCB Module Board, Dual USB 5V 1A 2.1A : Electronics
![Amazon.com: IIVVERR LM393 Comparator Speed Sensor Module PCB Board DC 3.3-12V for DIY MCU (LM393 Comparador del sensor de velocidad PCB Board DC 3.3-12V para DIY MCU : Everything Else Amazon.com: IIVVERR LM393 Comparator Speed Sensor Module PCB Board DC 3.3-12V for DIY MCU (LM393 Comparador del sensor de velocidad PCB Board DC 3.3-12V para DIY MCU : Everything Else](https://m.media-amazon.com/images/I/414-TkhqDML._AC_SY580_.jpg)
Amazon.com: IIVVERR LM393 Comparator Speed Sensor Module PCB Board DC 3.3-12V for DIY MCU (LM393 Comparador del sensor de velocidad PCB Board DC 3.3-12V para DIY MCU : Everything Else
![Amazon.com: MakerFocus 6pcs 2A 5V Charge Discharge Integrated Module 3.7V 4.2V for 186 50 Lithium Battery Charging Boost Mobile Power Protection PCB Board Module : Electronics Amazon.com: MakerFocus 6pcs 2A 5V Charge Discharge Integrated Module 3.7V 4.2V for 186 50 Lithium Battery Charging Boost Mobile Power Protection PCB Board Module : Electronics](https://m.media-amazon.com/images/I/51wdIbA4o+L._AC_SY1000_.jpg)
Amazon.com: MakerFocus 6pcs 2A 5V Charge Discharge Integrated Module 3.7V 4.2V for 186 50 Lithium Battery Charging Boost Mobile Power Protection PCB Board Module : Electronics
![Amazon.com: DC 5V HUB Expansion Board PCB Computer Components Integrated USB to Ethernet Accessories Expansion Module for Raspberry Pi Zero Network : Electronics Amazon.com: DC 5V HUB Expansion Board PCB Computer Components Integrated USB to Ethernet Accessories Expansion Module for Raspberry Pi Zero Network : Electronics](https://m.media-amazon.com/images/I/515S-YJDTyS._AC_SY580_.jpg)
Amazon.com: DC 5V HUB Expansion Board PCB Computer Components Integrated USB to Ethernet Accessories Expansion Module for Raspberry Pi Zero Network : Electronics
![Amazon.com: 3 Pcs MELIFE 6S 15A 24V PCB BMS Battery Protection Board for Lithium 18650 Battery Packs Lipo Cell Module : Everything Else Amazon.com: 3 Pcs MELIFE 6S 15A 24V PCB BMS Battery Protection Board for Lithium 18650 Battery Packs Lipo Cell Module : Everything Else](https://m.media-amazon.com/images/I/5103ZR8zYnL._AC_SY580_.jpg)
Amazon.com: 3 Pcs MELIFE 6S 15A 24V PCB BMS Battery Protection Board for Lithium 18650 Battery Packs Lipo Cell Module : Everything Else
![Amazon.com: DIYmall ESP8266 ESP-01 Breakout Board ESP-01S Breadboard Adapter PCB Board for Serial WiFi Transceiver Network Module(Pack of 5pcs) : Electronics Amazon.com: DIYmall ESP8266 ESP-01 Breakout Board ESP-01S Breadboard Adapter PCB Board for Serial WiFi Transceiver Network Module(Pack of 5pcs) : Electronics](https://m.media-amazon.com/images/I/51dC7JoZIdL._AC_.jpg)
Amazon.com: DIYmall ESP8266 ESP-01 Breakout Board ESP-01S Breadboard Adapter PCB Board for Serial WiFi Transceiver Network Module(Pack of 5pcs) : Electronics
![Amazon.com: MakerFocus 10pcs 186 50 Lithium Battery Charging Module TP4056 Charging Module 1A with Battery Protection 186 50 BMS and 2A 5V Charge Discharge Module Charging Boost Mobile Power Protection PCB Board : Electronics Amazon.com: MakerFocus 10pcs 186 50 Lithium Battery Charging Module TP4056 Charging Module 1A with Battery Protection 186 50 BMS and 2A 5V Charge Discharge Module Charging Boost Mobile Power Protection PCB Board : Electronics](https://m.media-amazon.com/images/I/51On4mnd6IL._AC_SY580_.jpg)
Amazon.com: MakerFocus 10pcs 186 50 Lithium Battery Charging Module TP4056 Charging Module 1A with Battery Protection 186 50 BMS and 2A 5V Charge Discharge Module Charging Boost Mobile Power Protection PCB Board : Electronics
![Amazon.com: 2Pack Enhanced 4S 40A 16.8V Li-ion Lithium Battery Protection Board PCB BMS Charger Protection Circuit Balance Charging Module for Drill Motor Motorcycle Battery (4S 40A) : Electronics Amazon.com: 2Pack Enhanced 4S 40A 16.8V Li-ion Lithium Battery Protection Board PCB BMS Charger Protection Circuit Balance Charging Module for Drill Motor Motorcycle Battery (4S 40A) : Electronics](https://m.media-amazon.com/images/I/513-9WX3g5L._AC_SY580_.jpg)
Amazon.com: 2Pack Enhanced 4S 40A 16.8V Li-ion Lithium Battery Protection Board PCB BMS Charger Protection Circuit Balance Charging Module for Drill Motor Motorcycle Battery (4S 40A) : Electronics
![Amazon.com: 3Series 11.1V 12V 12.6V Li ion Lithium 18650 Battery Charging Protection Board PCB BMS Module(10-13A) : Electronics Amazon.com: 3Series 11.1V 12V 12.6V Li ion Lithium 18650 Battery Charging Protection Board PCB BMS Module(10-13A) : Electronics](https://m.media-amazon.com/images/I/51FHNHNIcnL._AC_SY580_.jpg)
Amazon.com: 3Series 11.1V 12V 12.6V Li ion Lithium 18650 Battery Charging Protection Board PCB BMS Module(10-13A) : Electronics
![Amazon.com: Wendry Battery Charging Control Board,PCB Material,Input The Charger 6-60V Voltage,XH-M604 6-60V(80V Max) Battery Charging Control Board Charger Power Module : Automotive Amazon.com: Wendry Battery Charging Control Board,PCB Material,Input The Charger 6-60V Voltage,XH-M604 6-60V(80V Max) Battery Charging Control Board Charger Power Module : Automotive](https://m.media-amazon.com/images/I/41BtRUdC3+L._AC_SY580_.jpg)
Amazon.com: Wendry Battery Charging Control Board,PCB Material,Input The Charger 6-60V Voltage,XH-M604 6-60V(80V Max) Battery Charging Control Board Charger Power Module : Automotive
![Amazon.com: Comidox 2PCS 4S 20A 14.8V Li-ion Lithium 18650 Battery BMS PCM Protection PCB Board Module 16.8V Overcharge Over Discharge Short Circuit Protection : Electronics Amazon.com: Comidox 2PCS 4S 20A 14.8V Li-ion Lithium 18650 Battery BMS PCM Protection PCB Board Module 16.8V Overcharge Over Discharge Short Circuit Protection : Electronics](https://m.media-amazon.com/images/I/41ZvQKMBTpL._AC_SY580_.jpg)
Amazon.com: Comidox 2PCS 4S 20A 14.8V Li-ion Lithium 18650 Battery BMS PCM Protection PCB Board Module 16.8V Overcharge Over Discharge Short Circuit Protection : Electronics
![Wi-Fi Relay Module Dual‑Channel Wireless Smart Switch Relay Module PCB DC 8‑80V Electronic Components Industrial Parts for ESP8266 Secondary Development Learning: Amazon.com: Industrial & Scientific Wi-Fi Relay Module Dual‑Channel Wireless Smart Switch Relay Module PCB DC 8‑80V Electronic Components Industrial Parts for ESP8266 Secondary Development Learning: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/51h53J1mJdS._AC_SY1000_.jpg)
Wi-Fi Relay Module Dual‑Channel Wireless Smart Switch Relay Module PCB DC 8‑80V Electronic Components Industrial Parts for ESP8266 Secondary Development Learning: Amazon.com: Industrial & Scientific
![4S 4 Series String 168V Lithium Battery Protection Board 148V 168V for Power Tools Drill Straight DIY Electronic PCB Module: Amazon.com: Industrial & Scientific 4S 4 Series String 168V Lithium Battery Protection Board 148V 168V for Power Tools Drill Straight DIY Electronic PCB Module: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/411hpZv12fL._AC_SY580_.jpg)
4S 4 Series String 168V Lithium Battery Protection Board 148V 168V for Power Tools Drill Straight DIY Electronic PCB Module: Amazon.com: Industrial & Scientific
![Custom Circuit Solutions – SMD to DIP Breakout PCB Module, 16-Pin, SOIC to DIP Adapter Header with Integrated SMT Resistor and/or Capacitor Pads – 6 Pieces: Amazon.com: Industrial & Scientific Custom Circuit Solutions – SMD to DIP Breakout PCB Module, 16-Pin, SOIC to DIP Adapter Header with Integrated SMT Resistor and/or Capacitor Pads – 6 Pieces: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/51a8o3cnTVL._AC_SY580_.jpg)
Custom Circuit Solutions – SMD to DIP Breakout PCB Module, 16-Pin, SOIC to DIP Adapter Header with Integrated SMT Resistor and/or Capacitor Pads – 6 Pieces: Amazon.com: Industrial & Scientific
![Amazon.com: PCB Motherboard, Printed Circuit Board Module with Built-in WiFi Module, Replacement Motherboard Supports WiFi and Online Games for Sony PS Vita 1000 : Electronics Amazon.com: PCB Motherboard, Printed Circuit Board Module with Built-in WiFi Module, Replacement Motherboard Supports WiFi and Online Games for Sony PS Vita 1000 : Electronics](https://m.media-amazon.com/images/I/51fwnisT1sL._AC_SY580_.jpg)
Amazon.com: PCB Motherboard, Printed Circuit Board Module with Built-in WiFi Module, Replacement Motherboard Supports WiFi and Online Games for Sony PS Vita 1000 : Electronics
![Amazon.com: Light Activated MP3 Recordable PCB Sound Module USB Downloadable Music Chip for Greeting Cards-with Lithium Polymer Batteries and USB Cable : Electronics Amazon.com: Light Activated MP3 Recordable PCB Sound Module USB Downloadable Music Chip for Greeting Cards-with Lithium Polymer Batteries and USB Cable : Electronics](https://m.media-amazon.com/images/I/41SItYqCoPL._AC_SY580_.jpg)
Amazon.com: Light Activated MP3 Recordable PCB Sound Module USB Downloadable Music Chip for Greeting Cards-with Lithium Polymer Batteries and USB Cable : Electronics
![Amazon.com: 5V 1A 18650 Battery Charger PCB Board Power Supply Step Up Boost Module Charging Circuit for Power Bank Mobile Phone Micro USB : Cell Phones & Accessories Amazon.com: 5V 1A 18650 Battery Charger PCB Board Power Supply Step Up Boost Module Charging Circuit for Power Bank Mobile Phone Micro USB : Cell Phones & Accessories](https://m.media-amazon.com/images/I/41RMoLy2GHS._AC_SY1000_.jpg)
Amazon.com: 5V 1A 18650 Battery Charger PCB Board Power Supply Step Up Boost Module Charging Circuit for Power Bank Mobile Phone Micro USB : Cell Phones & Accessories
![Amazon.com: Gikfun Solder-able Breadboard Gold Plated Finish Proto Board PCB DIY Kit for Arduino (Pack of 5PCS) GK1007 : Electronics Amazon.com: Gikfun Solder-able Breadboard Gold Plated Finish Proto Board PCB DIY Kit for Arduino (Pack of 5PCS) GK1007 : Electronics](https://m.media-amazon.com/images/I/61A8CxyGKZL._AC_.jpg)
Amazon.com: Gikfun Solder-able Breadboard Gold Plated Finish Proto Board PCB DIY Kit for Arduino (Pack of 5PCS) GK1007 : Electronics
![Amazon.com: Dual Output Power Module, PCB Double Panel Long Running Time Large Heat Dissipation Area Buck Modules Input for Automation Industry,9‑40V to 5V 3.3V L, Module : Electronics Amazon.com: Dual Output Power Module, PCB Double Panel Long Running Time Large Heat Dissipation Area Buck Modules Input for Automation Industry,9‑40V to 5V 3.3V L, Module : Electronics](https://m.media-amazon.com/images/I/41MgDI4YNeL._AC_SY1000_.jpg)
Amazon.com: Dual Output Power Module, PCB Double Panel Long Running Time Large Heat Dissipation Area Buck Modules Input for Automation Industry,9‑40V to 5V 3.3V L, Module : Electronics
![Amazon.com: 5V 16 Channel USB Relay Module Computer Switch Control, USB Control Switch with PCB Board/High Sensitivity : Electronics Amazon.com: 5V 16 Channel USB Relay Module Computer Switch Control, USB Control Switch with PCB Board/High Sensitivity : Electronics](https://m.media-amazon.com/images/I/51yu+7+fzbL._AC_SY580_.jpg)
Amazon.com: 5V 16 Channel USB Relay Module Computer Switch Control, USB Control Switch with PCB Board/High Sensitivity : Electronics
![Amazon.com: NOYITO AC to DC Precision Buck Power Supply Module AC 120V 100V-264V to 12V 2A 2000mA Isolated Step Down DC Module (12V 2A) : Electronics Amazon.com: NOYITO AC to DC Precision Buck Power Supply Module AC 120V 100V-264V to 12V 2A 2000mA Isolated Step Down DC Module (12V 2A) : Electronics](https://m.media-amazon.com/images/I/411qzzPZYEL._AC_.jpg)
Amazon.com: NOYITO AC to DC Precision Buck Power Supply Module AC 120V 100V-264V to 12V 2A 2000mA Isolated Step Down DC Module (12V 2A) : Electronics
![Amazon.com: Aexit 12V PCB Control electrical Board Normal Open Triggered Time Delay Relay Module : Everything Else Amazon.com: Aexit 12V PCB Control electrical Board Normal Open Triggered Time Delay Relay Module : Everything Else](https://m.media-amazon.com/images/I/41IJaWR6IWL._AC_SY580_.jpg)
Amazon.com: Aexit 12V PCB Control electrical Board Normal Open Triggered Time Delay Relay Module : Everything Else
![Amazon.com: Press-Button Control Activated MP3 Recordable PCB Sound Module USB Downloadable Sound Module for Crafts, Christmas,New Year Greeting Cards-with Speaker Lithium Battery Powered and USB Cable : Electronics Amazon.com: Press-Button Control Activated MP3 Recordable PCB Sound Module USB Downloadable Sound Module for Crafts, Christmas,New Year Greeting Cards-with Speaker Lithium Battery Powered and USB Cable : Electronics](https://m.media-amazon.com/images/I/41ELY75wRNL._AC_SY580_.jpg)
Amazon.com: Press-Button Control Activated MP3 Recordable PCB Sound Module USB Downloadable Sound Module for Crafts, Christmas,New Year Greeting Cards-with Speaker Lithium Battery Powered and USB Cable : Electronics
![PCB Module, Reasonable Structure Accelerometer Module PCB Material Accelerometer Board for Replace for Install: Amazon.com: Industrial & Scientific PCB Module, Reasonable Structure Accelerometer Module PCB Material Accelerometer Board for Replace for Install: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/61W10pHbM4S.jpg)
PCB Module, Reasonable Structure Accelerometer Module PCB Material Accelerometer Board for Replace for Install: Amazon.com: Industrial & Scientific
![Amazon.com: 2 Pack 18650 Battery Charger Protection Module, MELIFE Power Bank PCB Module Board, Dual USB 5V 1A 2.1A with BMS Protection DIY Mobile Charging Accessories Digital LCD Display Indicator : Everything Else Amazon.com: 2 Pack 18650 Battery Charger Protection Module, MELIFE Power Bank PCB Module Board, Dual USB 5V 1A 2.1A with BMS Protection DIY Mobile Charging Accessories Digital LCD Display Indicator : Everything Else](https://m.media-amazon.com/images/I/41hLnqQWG6L._AC_SY580_.jpg)