3.7V 1500mAh Lithium-ion Rechargeable Battery, (Model – 503450)
- Voltage: 3.7 V
- Capacity: 1500 mAh
- Model: 503450
- Battery Chemistry: Lithium Polymer
- Battery Type: Rechargeable Power Battery
- Approx. Size: 50mm x 34mm x 5mm
ESP32 30pin expansion board
- Pin Count: 30
- Dimensions: ~66mm x 62mm
- Weight: ~22g
- Interface: Screw terminals, pin headers
- Supported Boards: ESP32 30-pin development boards
- Color: Black
- Voltage Support: 3.3V/5V (via pins, ESP32 supply)
Weighing Load Cell Sensor 20Kg for Electronic Kitchen Scale YZC-133 With Wires
- Weighing Range: 0 ~ 20 kg.
- Rated Output: 1.0 ± 0.1mV / V.
- Non Linear Output: ± 0.03% F.S.
- Input Impedance: 1066 ± 10% Ω.
- Output Impedance: 1000 ± 10% Ω.
- Insulation Resistance: 2000 MΩ.
Pro Mini ATMEGA328P 5V/16M (Official Version)
- Microcontroller: ATmega328
- Circuit Operating Voltage: 5V
- Clock frequency: 16MHz.
- Digital I/O Pins: 14
- 8 analog input port: A0 ~ A7.
- A pair of TTL level serial port transceiver : RX / TX.
- 6 PWM port: D3, D5, D6, D9, D10, D11.
- Support serial download.
UNO R3 SMD ATMega328P CH340 Arduino Compatible Development Board
- Microcontroller: ATmega328
- Circuit Operating Voltage: 5V
- Clock frequency: 16MHz.
- Digital I/O Pins: 14
- 8 analog input port: A0 ~ A7.
- A pair of TTL level serial port transceiver : RX / TX.
- 6 PWM port: D3, D5, D6, D9, D10, D11.
- Support serial download.
Solder Wire 0.5mm 50g B Type 35% Tin Content
- Name: 63/37 rosin core solder
- Flux: 2.0%
- Color: silver
- Wire diameter: approx 1mm
- Melting point: 361 ° F / 183 ° C
- Total wire length of one reel: 1400 mm.
- Net Weight: 50 gm.
Ultrasonic Distance Measurement Control Board Rangefinder Digital Display for HC- SR04
- Onboard STM8S103 high-performance microprocessor
- With digital tube display
- Valid Measurement Distance: 3-400cm
- Display Unit: cm
- Maximum Input Voltage: 5VDC
- 2.54mm White Socket: 5V power interface.
Matrix LED Shield V1.0.0 for WEMOS D1 Mini 8×8 Matrix Lattice Red LED Module
- 8×8 lattice red LED module
- The module requires a 3.3V and 5V power supply (3.3V and 5V need to be powered at the same time)
- LED dot matrix glows red
- 8 step adjustable intensity
USB ASP AVR Programmer for ATMEL Processors
The USB ASP AVR Programming Device for ATMEL processors is a USB in-circuit programmer for Atmel AVR controllers. This ATMEL Processors simply consists of an ATMega88 or an ATMega8 and a couple of passive components. The programmer uses a firmware-only USB driver; no special USB controller is needed.
5V 3A Adapter Charger EU Plug
- Input Voltage (V): 100 ~ 270 VAC @50 ~ 60Hz.
- Input current (mA): 100.
- Output Power: 5V 3A.
- Load regulation (%): ±5.
- Input Plug: 2-Pin EU type.
- Output Plug: DC Jack 5.5mm.
ESP8266 ESP-01S 5V WiFi Relay Module
- Onboard Module: ESP8266 wifi module; in AP mode it can connect with 5 Clients at the same time
- Operating Way: cellphone carried on wifi module; cellphone and wifi module carried on the same router, and use the APP to control relay
- Transmission Distance : 400m (max)
- Relay : 5V,10A/250V AC 10A/30V DC
- Baud Rate: 9600.
- Diode effusion protection;
- Short response time
0.96 Inch SPI 7-Pin OLED Display Module with CS Pin(WHITE)
- Size: 0.96 inch
- Resolution: 128 x 64
- Controlling Driver Chip: SSD1306
- Display Area: 21.74 x 10.86mm
- Driving Voltage: 3.3-5V
- Operating Temperature: -40~70 Celsius
- Interface Type: SPI
- Light Color: WHITE
- Number of pins: 7
BMP180 Digital Barometric Pressure Sensor Module High Quality
- 1.8V to 3.6V Supply Voltage
- Low power consumption – 0.5uA at 1Hz
- I2C interface
- Max I2C Speed: 3.5Mhz
- Very low noise – up to 0.02hPa (17cm)
- Fully calibrated
- Pressure Range: 300hPa to 1100hPa (+9000m to -500m)
Raspberry Pi 5MP Camera R1.3 Module with Cable
- Resolution: 5 MP
- Interface Type: CSI(Camera Serial Interface)
- Dimensions: 25x23x8 (LxWxH) mm
- Supported Video Formats: 1080p @ 30fps, 720p @ 60fps and 640x480p 60/90 video
- Fully Compatible with Raspberry Pi 3 and 4 Model B
- Plug-n-Play camera for Raspberry Pi 3 and 4 Model B.
3M GPS GLONASS GNSS Antenna with SMA Male Connector
- The antenna assembly consists of a patch antenna for receiving GNSS signals and a preamplifier for signal amplification.
- Power supply to the antenna preamplifier must be provided by the application on the same RF signal trace as the GNSS RF signal is carried to the application.
- The antenna has an internal magnet so that it can be fixed on a metallic surface.
- Easy to use an antenna. Does not require RF or antenna knowledge.
8GB Micro SD Card, Class 10 (China Quality)
Official 7Semi UART Mux Demux Breakout Board – 4 Channel (SN74LV4052)
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Official 7Semi UART Mux Demux Breakout Board
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Based on SN74LV4052 dual 4-channel multiplexer
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Switch multiple UART devices using one UART port
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Wide operating voltage range 1.65V – 5.5V
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Supports both analog and digital signals
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Low power and fast switching performance
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Breadboard-friendly and easy to integrate
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Ideal for IoT, robotics, and embedded systems
Official 7Semi INA169 60V 5A Analog DC Current Sensor Breakout
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Based on Texas Instruments INA169 current-sense amplifier
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Measures DC current up to 5A
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Wide input voltage range: 2.7V to 60V
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Analog output for easy ADC interfacing
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Low offset voltage and low power consumption
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Adjustable gain for flexible current sensing
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Ideal for power monitoring and battery management
MAX30102 Heart Rate and Pulse Oximeter Sensor Module
- LED peak wavelength: 660nm/880nm
- LED power supply voltage: 3.3~5V
- Detection signal type: light reflection signal (PPG)
- Output signal interface: I2C interface
6Pin PL2303HXD USB to TTL/RS232
- Supports RS-232 serial interface with Programmable baud rate from 75 bps to 12 Mbps
- Compatible with the RS422/RS485 interface
- Extensive flow control mechanism like adjustable high/low watermark level, automatic hardware or software flow control, and inbound data buffer overflow detection.
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The cables provide a fast, simple way to connect devices with a TTL level serial interface to USB
- The TTL-232R cables are a family of USB to TTL serial UART converter cables incorporating FTD’s FT232RQ USB to Serial
- Cables are FCC, CE, RoHS compliant and are available at TTL levels 3.3V
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It is USB 2.0 full speed compatible. The USB side of the cable is USB powered.
