65pcs Flexible Breadboard Jumper Wires
- The head of the cables is stronger, Don’t worry it will easy to fall.
- Use for Arduino Or other kinds of circuit experiment.
- High quality and in good working condition
- Durable and reusable
- Easy to install and use
ACS712 5A Range Current Sensor Module
- Low-noise analog signal path.
- Device bandwidth is set via the new FILTER pin.
- 5 µs output rise time in response to step input current.
- Small footprint, low-profile SOIC8 package.
- 2.1 kV RMS minimum isolation voltage from pins 1-4 to pins 5-8.
433Mhz RF Wireless Transmitter and Receiver Kit
- Frequency: 433.92 Mhz
- Operating Voltage : 3-12 V DC (Transmitter), 5V DC (Receiver)
- Data Rate : Up to 8 kbps
- Works with HT12D/12E or other encoder/decoder
DHT11 Digital Temperature and Humidity Sensor not Original ASAIR
- Temperature Range: Measures temperature from 0°C to 50°C with an accuracy of ±2°C.
- Humidity Range: Measures relative humidity from 20% to 80% RH with an accuracy of ±5% RH.
- Single-Wire Interface: Uses a simple single-wire interface for easy integration with microcontrollers and electronics projects.
- Affordable and Compact: Low-cost, compact design suitable for basic applications.
- Power Requirements: Operates within a 3.5V to 5.5V range with low power consumption (1-2mA in normal operation).
- Applications: Ideal for basic temperature and humidity monitoring in weather stations, HVAC systems, and greenhouses.
- Response Time: Moderate response time of 1-2 seconds for each reading.
- Limited Accuracy and Performance: Less accurate and slower than higher-end sensors like the DHT22.
- Less Durability: May not perform well in extreme temperature and humidity conditions compared to more advanced models.
- Non-Original Variations: The sensor may have slight differences in calibration and performance compared to the original ASAIR version.
AM312 Mini Infrared Human Motion Sensor
- Operating voltage: DC 2.7-12V;
- Static power consumption: <0.1mA;
- Delay time: 2 seconds;
- Block time: 2 seconds;
- Trigger mode: repeatable;
- Sensing range: ≤ 100 degrees cone angle, 3-5 meters; (according to the specific lens)
- Working temperature: -20 – + 60 ℃
- Module lens: a small lens
Official 7Semi 3.3V 2A Mini Buck Converter Breakout – AP61201
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AP61201 synchronous buck converter
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Fixed 3.3V output voltage
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Up to 2A continuous output current
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Input voltage range: 2.3V to 5.5V
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High efficiency with low heat generation
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Compact mini breakout design
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Ideal for IoT, embedded, and battery-powered devices
HC-SR505 Mini sensing module body sensing mode mini- body sensor switch
- Automatic induction: to enter the sensing range
- Ultra-small size.
- Repeatable trigger
- Wide operating voltage range
- Micropower: quiescent current <50
- Output high signal: easy docking and all kinds of circuits.
Official 7Semi-TCA9548A I2C Multiplexer Board – 8-Channel I2C Bus Switch
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8-Channel I2C Multiplexer / Switch
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Based on TI TCA9548APWR IC
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Solves I2C Address Conflicts
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Independently Controlled I2C Channels (SD0–SD7)
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Software-Selectable Channel Control
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Supports Multi-Master & Multi-Slave I2C
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3.3V Logic Level Compatible
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Low-Power, Compact PCB Design
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Reset Pin for Reliable Operation
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Ideal for Raspberry Pi, STM32, ESP32 & Robotics Applications
Official 7Semi CH340C USB-C to Serial TTL Converter Breakout
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Official 7Semi CH340C USB-C to Serial TTL converter
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Powered by CH340C USB-to-UART chip
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Modern USB Type-C connector
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Supports RX, TX, DTR, CTS, VCC, and GND pins
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TX (Blue) and RX (Red) activity LEDs
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Ideal for Arduino, ESP32, ESP8266, GPS modules
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Compact, reliable, and easy to use
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Perfect for programming and debugging projects
CJMCU-219 INA219 I2C Interface No Drift Bi-directional Current / Power Supply Monitoring Module
- Reports Current, Voltage, and Power
- 0.1 ohm 1% 2W current sense resistor
- Up to +26V target voltage
- Up to ±3.2A current measurement, with ±0.8mA resolution
- 0.9″ x 0.8″ PCB
- PCB (no header or terminal block): 1.9g
DS18B20 IP67 Waterproof Digital Thermal Probe 1m with China Chip (26AWG)
- A probe by new original installation import DS18B20 temperature sensor chip.
- Stainless steel tube encapsulation waterproof moistureproof prevents rust.
- Stainless steel shell (6 * 45 mm), lead length 100 mm (shielding wire) use stability;
- 3.0 V-5.5 V power supply;
- Temperature range wide: -55 ℃ ~ + 125 ℃;
- Without the external components, the unique single bus.
GY-302 BH1750 Light Intensity Module
- High precision determination accurate to 1 Lu for different lights
- Operating Voltage: 3-5VDC
- Built-in 16bit A/D converter
- I2C interface
Miniature SR602 Small Human Infrared Sensor Module
- Working voltage: 3.3V-15V.
- Static current: 20uA
- Sensitivity (SENS): Adjustable, need to change a patch resistance
- Induction distance: 0-5 meters,
- Trigger time: Repeatable
- High output level,H= 3.3v,L=0V
- Sensing range: angle ≤100 degrees cone angle, distance ≤4m
- Working temperature: -20 ° C ~ + 60 ° C
- PCB size: 16mm x 18mm
28BYJ-48 5V 4-Phase Stepper Motor
- Rated voltage: 5V DC
- Reduction Ratio: 64:1
- Step Angle: 5.625° /64
- Frequency: 100Hz
- Self-positioning Torque: >34.3mN.m
- Friction torque: 600-1200 gf.cm
- Pull in torque: 300 gf.cm
Official 7Semi TPS61023 3.7A 5V Out Mini Boost Converter
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5V Fixed Output Boost Converter
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Up to 3.7A Output Current
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Wide Input Voltage: 1.5V–5.5V
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Based on TI TPS61023 IC
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High Efficiency up to 94%
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1 MHz Switching Frequency
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Compact Mini Breakout Board
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Built-In Overvoltage Protection
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Thermal Shutdown & Short-Circuit Protection
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Ideal for Battery & Portable Applications
PCF8574T I2C I/O Extension Board
- Interface: I2C
- Operating Voltage: 3-5VDC
- Ports: 8-bit Parallel Ports
- Can be used with Arduino and Raspberry Pi
18650 Li-ion Rechargeable Battery 2000mAh
- Battery Type: Lithium-Ion
- Output Voltage: 3.7 Volts
- Capacity: 2000 mAh
- Rechargeable: Yes
- Battery Size: 18mm x Length- 65mm
- Charging Method: CC-CV
DS1302 Real Time Clock Module (Without CR2032 Battery)
- Crystal 32.768KHz, matching capacitance 6pF
- DS1302 8-pin SMD homemade chips
- Seconds, Minutes, Hours, Day of Month, Day of Week, and Year
- Operating temperature: 0 degree — 70 degree
Official 7Semi STM8S003F3 Anchor STM8 Mini Development Board
- High-Performance 8-bit Microcontroller: Powered by STM8S003F3P6 with 8 Kbytes Flash memory and a 16 MHz CPU, ensuring fast and efficient processing.
- Integrated EEPROM: Provides up to 100,000 write/erase cycles for enhanced reliability in data storage.
- Compact and Versatile Design: Space-efficient with versatile connectivity options including ports, headers, and a USB Type-C connector.
- On-Board Debugging Support: Features a SWIM connector for easy programming and debugging.
- Robust System Security: Includes independent watchdogs with separate clock sources and a clock security system for enhanced device reliability.
- Cost-Effective Solution: Ideal for a variety of applications, offering a high level of system integration and reducing overall development costs.
KY-001 DS18B20 Temperature Sensor Module
- Digital signal output
- 18B20 Temperature Sensor Chip
- Resolution adjustment ranges from 9-12 bytes.
- Send data via a pin
- Temperature measurement ranges: -55°C to +125°C, be accurate to 0.5°C.
