ACS712 30A 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 kVRMS minimum isolation voltage from pins 1-4 to pins 5-8
- Supply Voltage: 4.5V~5.5V DC
- Measure Current Range: 30A
- Sensitivity: 100mV/A
GY-45 MMA8452 3-Axis Accelerator Module
- Operating Voltage: 3-5VDC
- 3 Axis Accelerometer Module
- Compatible With Arduino and Raspberry Pi
- Two Interrupt Pins
- Communication Via I2C Bus
DS1302 RTC Real Time Clock Module without CR2032 Battery
The DS1302 trickle-charge timekeeping chip module with battery backup contains a real-time clock/calendar and 31 bytes of static RAM. It communicates with a microprocessor via a simple serial interface. The real-time clock/calendar provides seconds,minutes, hours, day, date, month, and year information.
140Pcs Black Heat Shrink Tube
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Comprehensive Kit – Includes 140 pieces of polyolefin heat shrink tubing in assorted sizes and lengths.
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Wide Size Range – Sizes from 1.5 x 30mm to 13.0 x 100mm for multiple applications.
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High-Quality Material – Made from durable polyolefin with excellent insulation and wear resistance.
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2:1 Shrink Ratio – Expands to cover larger areas and shrinks tightly for secure protection.
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Electrical & Mechanical Protection – Prevents short circuits, moisture damage, and cable wear.
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Easy to Use – Shrinks quickly with a heat gun or lighter, maintaining flexibility after shrinking.
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Versatile Applications – Suitable for electronics, automotive wiring, cable repairs, and DIY projects.
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Organized Storage – Comes neatly packed for easy size identification and quick access.
HY-SRF05 Ultrasonic sensors 5pin
- Voltage :DC5V
- Working current :15mA
- Working frequency: 40Hz
- Farthest range : 4.5m
- The most nearly range : 2cm
- Measuring Angle : 15 degree
- The input trigger signal : the TTL pulse of 10us
- The input echoes signal : output TTL level signal, proportional to the range
1.09″ Inch White 128×64 OLED Module 7pin CH1115 Chip (Compatible SSD1306)
- Display Size: 1.09 inches with bright white visuals.
- Resolution: 128×64 pixels for detailed output.
- Interface: 7-pin configuration for flexible connections.
- Chipset: CH1115, compatible with SSD1306.
- Power Efficiency: Low energy consumption.
BMP180 Digital Barometric Pressure Sensor Module Normal 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)
SIM 900A GSM GPRS Modem TTL with Antenna
- The onboard two set power supply interface VCC5 5V power supply, VCC4 interface, 3.5–4.5V power supply, optional power on self starting (default) and control start.
- The onboard SMA (default) and IPX mini antenna interface, SIM900A interface reserved reset.
- The size of the module is 49*50, all the new and original device.
- The computer can give early computer debugging USB module power supply,
a very large amount of data under the condition of the recommended current more than 1A. - Standby dozens of MA data can be set to provide dormancy, dormancy of 10MA low power.
- The serial port circuit: support for 3.3V single chip microcomputer.
USB 2.0 A-B Male Printer Cable 0.3m
- USB type: A-B
- Cable length: 30 cm
- Color: Blue
- Good quality
2X2 Matrix 4 Button Module
- 2×2 Matrix Keyboard Module with 4 buttons
- Small in size and hence Save space
- More convenient to use
- Expanded development application modules for single chip
- With 4 keys and 4 pin
Unsoldered ESP32-S3 WiFi Bluetooth compatible BLE 5.0 Mesh Development Board N16R8
- Chip: ESP32-S3
- Flash: 16 MB
- PSRAM: 8 MB
- Dimensions: Approx. 63.5mm x 28.5 mm
- Logic Level Voltage: 3.3V
2 Channel Tilt Sensor Module
- Operating voltage 3.3V-12V
- A fixed bolt hole for easy installation
- Wide voltage LM393 comparator
- Maximum output current: 15mA
- Can work on low voltages
XL4015 5A Constant Current / Voltage LED Drives Lithium Battery Charging Module
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High-efficiency DC-DC buck (step-down) power supply based on XL4015 chip
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Supports 0–5A adjustable output current with constant current (CC) and constant voltage (CV) modes
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Operates at 300 KHz fixed frequency PWM for stable performance
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Low ripple (<50mV) ensures clean and reliable output
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Can be used as a lithium battery charger (Li-ion, LiPo) with CC/CV charging function
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Suitable as an LED driver, step-down regulator, or battery charging module
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Adjustable output voltage & current for flexible applications
Temperature and Humidity Sensor Module HTU21D
- Power supply: 1.5 ~ 3.6V.
- Humidity measure range: 0-100%RH.
- Temperature measure range: -40 ~ +105 °C.
- Max. power consumption: 2.7 µW.
- Communication: I2C
SW1801P 4pin Normally open vibration sensor module
- The working voltage of 3.3V-5V.
- Using the company’s high-sensitivity vibration switch, the default with SW-18015P vibration sensor.
- The comparator output, the signal clean, good waveform, driving ability, more than 15mA
- With a fixed bolt hole, easy to install.
- The use of wide voltage LM393 comparator.
2.54mm Single Row Male 1X40 Pin Header Strip (Green)
- Number of Pins: 40
- Lead Pitch: 2.54mm
- Color: Green
- Pin Height: 6 mm
- Width: 2.4 mm
- Height: 11.2 mm
- Weight: 2 gm
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.
2.54mm Single Row Male 1X40 Pin Header Strip (White)
- Number of Pins: 40
- Lead Pitch: 2.54mm
- Color: White
- Pin Height: 6 mm
- Width: 2.4 mm
- Height: 11.2 mm
- Weight: 2 gm
3mm 3528 LDR 10-20K
- Diameter: 3mm
- No. of Pins: 2
- Type of Mounting: PCB Through Hole
- Maximum Operating Temperature: +80°C (Approx.)
- Dark resistance:1-20 Mohm
28BYJ-48 12V 4-Phase Stepper Motor
- Rated voltage: 12V 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
