Billowtech Goods

ESP-WROOM-32 development board WIFI+Bluetooth dual-core CPU low power consumption ESP32 CP2102
Price: $3.72
Old Price: $4.38
ESP-WROOM-32 development board WIFI+Bluetooth dual-core CPU low power consumption ESP32 CP2102Wireless Modules
Billowtech Store
1pcs ESP8266 CH340G NodeMcu V3 Lua Wireless WIFI Module Connector ESP32 Development Board ESP12E Micro USB CP2102 Based
Price: $2.09
1pcs ESP8266 CH340G NodeMcu V3 Lua Wireless WIFI Module Connector ESP32 Development Board ESP12E Micro USB CP2102 BasedWireless Modules China
Billowtech Store
ESP32 module WiFi Bluetooth dual-mode dual-core CPU ESP-WROOM-32 module ESP-32S module
Price: $1.98
ESP32 module WiFi Bluetooth dual-mode dual-core CPU ESP-WROOM-32 module ESP-32S module
Billowtech Store
4 series 3.2V lithium iron phosphate battery balance board 3.6V lithium iron phosphate balance function board Charge balance boa
Price: $0.8
4 series 3.2V lithium iron phosphate battery balance board 3.6V lithium iron phosphate balance function board Charge balance boa
Billowtech Store
4-channel USB isolator USB to USB USB isolation module coupling protection board ADUM3160
Price: $7.25
4-channel USB isolator USB to USB USB isolation module coupling protection board ADUM3160
Billowtech Store
ESP8266 Serial WiFi Module ESP-12E ESP-12F Remote Wireless Control Internet of Things
Price: $1.15
Old Price: $1.36
ESP8266 Serial WiFi Module ESP-12E ESP-12F Remote Wireless Control Internet of ThingsWireless Modules China
Billowtech Store
Type-C Mini/Micro USB 5V 1A 18650 TP4056 Lithium Battery Charger Module Charging Board With Protection Dual Functions 1A Li-ion
Price: $0.39
Old Price: $0.46
Type-C Mini/Micro USB 5V 1A 18650 TP4056 Lithium Battery Charger Module Charging Board With Protection Dual Functions 1A Li-ion
Billowtech Store
1pcs PAM8403 mini 5V digital small power amplifier board with switch potentiometer, USB power supply, good sound effect
Price: $0.85
1pcs PAM8403 mini 5V digital small power amplifier board with switch potentiometer, USB power supply, good sound effect
Billowtech Store
MH-Tiny ATTINY88 micro development board 16Mhz /Digispark ATTINY85 Upgraded /NANO V3.0 ATmega328 Extended Compatible for Arduino
Price: $1.7
Old Price: $2
MH-Tiny ATTINY88 micro development board 16Mhz /Digispark ATTINY85 Upgraded /NANO V3.0 ATmega328 Extended Compatible for Arduino
Billowtech Store
TF card U disk MP3 Format decoder board module amplifier decoding audio Player
Price: $0.85
Old Price: $1
TF card U disk MP3 Format decoder board module amplifier decoding audio Player
Billowtech Store
0.36 Inch 0.36'' DC 4.7-32V 3 Digit Display Voltmeter Mini LED Digital Panel Volt Voltage Meter Instrument Red/Blue/Gree
Price: $0.68
0.36 Inch 0.36'' DC 4.7-32V 3 Digit Display Voltmeter Mini LED Digital Panel Volt Voltage Meter Instrument Red/Blue/Gree
Billowtech Store
ESP8266 ESP-01/01S 5V WiFi Relay Module Things Smart Home Remote Control Switch Phone APP ESP01 ESP-01 Wireless WIFI Module
Price: $0.7
Old Price: $0.82
ESP8266 ESP-01/01S 5V WiFi Relay Module Things Smart Home Remote Control Switch Phone APP ESP01 ESP-01 Wireless WIFI ModuleWireless Modules
Billowtech Store
For WeMos Mini D1 LOLIN32 ESP32 Wifi Bluetooth Wireless Module Development Board CP2104 ESP-WROOM-32 Dual Core CPU 4MB Flash
Price: $5.99
For WeMos Mini D1 LOLIN32 ESP32 Wifi Bluetooth Wireless Module Development Board CP2104 ESP-WROOM-32 Dual Core CPU 4MB FlashWireless Modules
Billowtech Store
PAM8403 power amplifier board Class D 2x3w ultra-micro digital power amplifier board 2.5～5V USB power supply
Price: $0.2
PAM8403 power amplifier board Class D 2x3w ultra-micro digital power amplifier board 2.5～5V USB power supply
Billowtech Store
PAM8610 digital power amplifier board 2 x15w dual channel stereo mini class D power amplifier board
Price: $1.61
Old Price: $1.9
PAM8610 digital power amplifier board 2 x15w dual channel stereo mini class D power amplifier board
Billowtech Store
DFPlayer Mini MP3 Player Module MP3 Voice Decode Board Supporting TF Card U-Disk IO/Serial Port/AD for arduino Diy Kit
Price: $1.36
Old Price: $1.6
DFPlayer Mini MP3 Player Module MP3 Voice Decode Board Supporting TF Card U-Disk IO/Serial Port/AD for arduino Diy Kit
Billowtech Store
4 Ports USB HUB HAT For Raspberry Pi 3b+ / 3 / 2 / Zero W Extension Board USB To UART For Serial Debugging HUB
Price: $4.24
Old Price: $4.99
4 Ports USB HUB HAT For Raspberry Pi 3b+ / 3 / 2 / Zero W Extension Board USB To UART For Serial Debugging HUB
Billowtech Store
ESP8266 serial WIFI wireless module ESP- 07 ESP-07S intelligent housing system Adapter
Price: $1.52
Old Price: $1.79
ESP8266 serial WIFI wireless module ESP- 07 ESP-07S intelligent housing system AdapterWireless Modules China
Billowtech Store
Bluetooth MP3 decoding module audio receiver board lossless car speaker amplifier modification Bluetooth 4.1 circuit DIY
Price: $1.87
Old Price: $2.2
Bluetooth MP3 decoding module audio receiver board lossless car speaker amplifier modification Bluetooth 4.1 circuit DIY
Billowtech Store
10PCS/TTP223 touch sensor touch button module capacitive inching type single touch switch
Price: $0.89
Old Price: $1.05
10PCS/TTP223 touch sensor touch button module capacitive inching type single touch switch
Billowtech Store
1pcs MAX6675 Module + K Type Thermocouple Thermocouple Senso Temperature Degrees Module for arduino
Price: $2.45
Old Price: $2.88
1pcs MAX6675 Module + K Type Thermocouple Thermocouple Senso Temperature Degrees Module for arduino
Billowtech Store
Nano V3.0 CH340G improved version Atmega328P development board suitable for Arduino
Price: $6.85
Nano V3.0 CH340G improved version Atmega328P development board suitable for Arduino
Billowtech Store
USB to 485 converter USB TO RS485 CH340 PL2303 FT232RL to RS485 module
Price: $0.59
USB to 485 converter USB TO RS485 CH340 PL2303 FT232RL to RS485 module
Billowtech Store
ESP32-CAM WiFi WiFi Module ESP32 serial to WiFi ESP32 CAM Development Board 5V Bluetooth with OV2640 Camera Module
Price: $4.5
Old Price: $5.3
ESP32-CAM WiFi WiFi Module ESP32 serial to WiFi ESP32 CAM Development Board 5V Bluetooth with OV2640 Camera ModuleWireless Modules China
Billowtech Store
ESP-01/01S ESP8266 Serial Wireless WIFI Module Wireless Transceiver Receiver Internet Of Things ESP 01S Model Board For Arduino
Price: $0.8
ESP-01/01S ESP8266 Serial Wireless WIFI Module Wireless Transceiver Receiver Internet Of Things ESP 01S Model Board For ArduinoWireless Modules
Billowtech Store
1 Set High-quality UNO R3 Official ATMEGA16U2+MEGA328P Chip For Arduino UNO R3 Development Board + USB CABLE
Price: $9.49
1 Set High-quality UNO R3 Official ATMEGA16U2+MEGA328P Chip For Arduino UNO R3 Development Board + USB CABLE
Billowtech Store
Mini USB Host Shield 2.0 ADK MAX3421 SLR development MAX3421EEHJ module
Price: $12.99
Mini USB Host Shield 2.0 ADK MAX3421 SLR development MAX3421EEHJ module
Billowtech Store
1pcs GY-291 ADXL345 digital three-axis acceleration of gravity tilt module IIC SPI transmission
Price: $1.61
Old Price: $1.9
1pcs GY-291 ADXL345 digital three-axis acceleration of gravity tilt module IIC SPI transmission
Billowtech Store
ESP32-DevKitC development board equipped with WROOM-32D/U module core board development board module
Price: $2.29
Old Price: $2.7
ESP32-DevKitC development board equipped with WROOM-32D/U module core board development board moduleWireless Modules
Billowtech Store
1PCS LM393 4pin Optical Sensitive Resistance Light Detection Photosensitive Sensor Module for arduino DIY Kit
Price: $0.3
1PCS LM393 4pin Optical Sensitive Resistance Light Detection Photosensitive Sensor Module for arduino DIY Kit
Billowtech Store
Temperature and humidity transmitter SHT20 sensor accuracy temperature and humidity monitoring industrial grade Modbus RS485
Price: $3.63
Temperature and humidity transmitter SHT20 sensor accuracy temperature and humidity monitoring industrial grade Modbus RS485
Billowtech Store
TTL to RS485 Converter 3.3V/5.0V Hardware Automatic Control Converter Module For Arduino for Arduino AVR
Price: $1.05
TTL to RS485 Converter 3.3V/5.0V Hardware Automatic Control Converter Module For Arduino for Arduino AVR
Billowtech Store
STM32F411CE/STM32F401CC core board 512K core board development board MicroPython
Price: $3.65
STM32F411CE/STM32F401CC core board 512K core board development board MicroPython
Billowtech Store
ESP32-DevKitC Core Board ESP32 Development Board ESP32-WROOM-32D ESP32-WROOM-32U WIFI+Bluetooth IoT NodeMCU-32S For Arduino
Price: $3.98
Old Price: $4.68
ESP32-DevKitC Core Board ESP32 Development Board ESP32-WROOM-32D ESP32-WROOM-32U WIFI+Bluetooth IoT NodeMCU-32S For ArduinoWireless Modules
Billowtech Store
TM1637 LED Display Module For Arduino 7 Segment 4 Bits 0.36 Inch Clock RED Anode Digital Tube Four Serial Driver Board Pack
Price: $0.5
TM1637 LED Display Module For Arduino 7 Segment 4 Bits 0.36 Inch Clock RED Anode Digital Tube Four Serial Driver Board Pack
Billowtech Store
DIY Bluetooth Audio Receiver Module 5.0 Wireless Lossless Car Speaker Audio Headphone Amplifier Board 4.2
Price: $1.09
DIY Bluetooth Audio Receiver Module 5.0 Wireless Lossless Car Speaker Audio Headphone Amplifier Board 4.2
Billowtech Store
3W Car Bluetooth 4.1 MP3 WAV Decoding Board Speaker Amplifier Audio Receiver Module Support USB/TF/U-DISK/IR Remote Control
Price: $2.21
Old Price: $2.6
3W Car Bluetooth 4.1 MP3 WAV Decoding Board Speaker Amplifier Audio Receiver Module Support USB/TF/U-DISK/IR Remote Control
Billowtech Store
WEMOS D1 R2 WIFI UNO development board based on ESP8266 ESP-12F module suitable for arduino
Price: $2.45
WEMOS D1 R2 WIFI UNO development board based on ESP8266 ESP-12F module suitable for arduinoWireless Modules
Billowtech Store
TPA3110 PBTL mono digital power amplifier board 30W power amplifier module TPA3110D2 chip module
Price: $1.46
TPA3110 PBTL mono digital power amplifier board 30W power amplifier module TPA3110D2 chip module
Billowtech Store
1pcs Smallest SIM800L GPRS GSM Module MicroSIM Card Core BOard Quad-band TTL Serial Port
Price: $2.52
1pcs Smallest SIM800L GPRS GSM Module MicroSIM Card Core BOard Quad-band TTL Serial Port
Billowtech Store
HTTM series capacitive touch switch button module 2.7V-6V module, strong anti-interference, multiple colors
Price: $0.52
HTTM series capacitive touch switch button module 2.7V-6V module, strong anti-interference, multiple colors
Billowtech Store
Si5351A Si5351 I2C Clock Generator Breakout Board Module Signal Generator Clock 8KHz-160MHz For Arduino
Price: $3.57
Old Price: $4.2
Si5351A Si5351 I2C Clock Generator Breakout Board Module Signal Generator Clock 8KHz-160MHz For Arduino
Billowtech Store
D1 Mini NodeMcu Lua WIFI is based on ESP8266 development board MINI D1 learning board
Price: $1.87
Old Price: $2.2
D1 Mini NodeMcu Lua WIFI is based on ESP8266 development board MINI D1 learning boardWireless Modules China
Billowtech Store
MEGA2560 MEGA 2560 R3 ATmega2560-16AU CH340G AVR USB board Development board MEGA2560 for arduino
Price: $16.69
MEGA2560 MEGA 2560 R3 ATmega2560-16AU CH340G AVR USB board Development board MEGA2560 for arduino
Billowtech Store
1set DHT22 single-bus digital temperature and humidity sensor module AM2302 electronic building blocks
Price: $3.15
1set DHT22 single-bus digital temperature and humidity sensor module AM2302 electronic building blocks
Billowtech Store
Bluetooth 4.1 5.0 DIY Audio Receiver Board Wireless Stereo Music Module MP3 Lossless Decoder Board Music Amplifier Module
Price: $1.26
Old Price: $1.48
Bluetooth 4.1 5.0 DIY Audio Receiver Board Wireless Stereo Music Module MP3 Lossless Decoder Board Music Amplifier ModuleProtective Screens
Billowtech Store
LIS3DSH high-resolution three-axis accelerometer triaxial accelerometer module LIS3DH for Arduino
Price: $1.06
Old Price: $1.25
LIS3DSH high-resolution three-axis accelerometer triaxial accelerometer module LIS3DH for Arduino
Billowtech Store
TPA3118 Bluetooth Digital Power Amplifier 2X30W Stereo Modified Bluetooth Speaker
Price: $5.5
TPA3118 Bluetooth Digital Power Amplifier 2X30W Stereo Modified Bluetooth Speaker
Billowtech Store
OPT101 Illumination Sensor Light Intensity Sensor Module Monolithic Photodiode
Price: $1.2
OPT101 Illumination Sensor Light Intensity Sensor Module Monolithic Photodiode
Billowtech Store
SIM800C GSM GPRS Module 5V/3.3V TTL Development Board IPEX With Bluetooth And TTS For Arduino STM32 C51 for Arduino
Price: $3.5
SIM800C GSM GPRS Module 5V/3.3V TTL Development Board IPEX With Bluetooth And TTS For Arduino STM32 C51 for Arduino
Billowtech Store
IP5328P power bank two-way fast charging module mobile power motherboard 3.7V to 5V9V12V boost
Price: $4.7
IP5328P power bank two-way fast charging module mobile power motherboard 3.7V to 5V9V12V boost
Billowtech Store
1pcs NRF24L01+ 2.4G wireless data transmission module 2.4GHz NRF24L01 upgrade version NRF24L01+PA+LNA 1000 Meters For Arduino
Price: $1.99
1pcs NRF24L01+ 2.4G wireless data transmission module 2.4GHz NRF24L01 upgrade version NRF24L01+PA+LNA 1000 Meters For Arduino
Billowtech Store
400 holes/tie points Breadboard Solderless Prototype PCB Board 400 Pin for Arduino Raspberry Pi
Price: $0.45
400 holes/tie points Breadboard Solderless Prototype PCB Board 400 Pin for Arduino Raspberry Pi
Billowtech Store
MFRC-522 RC-522 RC522 Antenna RFID IC Wireless Module For Arduino IC KEY SPI Writer Reader IC Card Proximity Module
Price: $0.85
MFRC-522 RC-522 RC522 Antenna RFID IC Wireless Module For Arduino IC KEY SPI Writer Reader IC Card Proximity Module
Billowtech Store
TC4056A 3.7V 4.2V 9V 5V 2A 18650 lithium battery charging boost discharge integrated adjustable module multimeter modification
Price: $0.82
Old Price: $0.97
TC4056A 3.7V 4.2V 9V 5V 2A 18650 lithium battery charging boost discharge integrated adjustable module multimeter modification
Billowtech Store
AD7705 dual 16-bit ADC data acquisition module input gain programmable SPI interface TM7705
Price: $1.06
AD7705 dual 16-bit ADC data acquisition module input gain programmable SPI interface TM7705
Billowtech Store
AHT20 Temperature and Humidity Sensor Module High-precision Humidity Sensor Probe DHT11 Upgraded I2C
Price: $1.25
AHT20 Temperature and Humidity Sensor Module High-precision Humidity Sensor Probe DHT11 Upgraded I2C
Billowtech Store
NRF24L01+ wireless module 2.4G data transmission transceiver communication improved power
Price: $0.62
Old Price: $0.73
NRF24L01+ wireless module 2.4G data transmission transceiver communication improved power
Billowtech Store
Digital power amplifier module TPA3118 PBTL mono digital power amplifier board 1X60W power amplifier module
Price: $2.29
Digital power amplifier module TPA3118 PBTL mono digital power amplifier board 1X60W power amplifier module
Billowtech Store
GY-BME280-5V temperature and humidity sensor atmospheric pressure sensor module
Price: $1.05
GY-BME280-5V temperature and humidity sensor atmospheric pressure sensor module
Billowtech Store