3D printer
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FDM (Fused Deposition Modeling) 3D printing technology
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High-precision printing for detailed parts
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Compatible with common filaments such as PLA and ABS
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Large build volume for versatile project sizes
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Heated print bed for improved adhesion (model dependent)
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User-friendly interface for beginners and professionals
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Suitable for rapid prototyping and functional parts
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Durable frame for stable printing performance
3S Li-ion Battery Charging Circuit
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Designed for 3-cell (3S) Li-ion battery packs
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Provides stable and balanced charging for all cells
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Built-in overcharge, overcurrent, and short-circuit protection
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Compact PCB design for easy integration into projects
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Supports standard charging voltages for Li-ion cells
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LED indicators for charging status (model dependent)
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Ideal for DIY, robotics, and portable electronics
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Compatible with common 18650 Li-ion cells
4 Channel 5v Relay
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4 independent relay channels for multiple device control
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Operates on 5V control voltage, compatible with Arduino, Raspberry Pi, and other microcontrollers
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Optocoupler isolation for safe operation
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LED indicators for each relay channel status
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Supports switching of AC and DC loads
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Compact PCB design for easy integration
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Screw terminals for secure wiring
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Can be used in automation, robotics, and DIY electronics
4n25 IC
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Opto-isolated transistor output for electrical isolation
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Compact 6-pin DIP package for easy PCB integration
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Compatible with TTL and CMOS logic levels
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High input-output isolation voltage for safe interfacing
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Fast switching response suitable for control applications
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Low input current requirement
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Widely used in signal isolation, switching, and microcontroller projects
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Stable operation across standard temperature ranges
4N35
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Provides opto-isolated transistor output for electrical isolation
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Compatible with TTL and CMOS logic levels
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Fast switching suitable for control and automation applications
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Compact 6-pin DIP package for easy PCB integration
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Low input current requirement
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High input-output isolation voltage for enhanced safety
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Stable operation across standard temperature ranges
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Widely used in electronics, robotics, and IoT projects
5” Touch Screen LCD HDMI for Raspberry PI
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5-inch high-resolution LCD display with capacitive touch
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HDMI input for full video compatibility with Raspberry Pi
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Supports multi-touch gestures for intuitive control
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Compact and lightweight design for embedded projects
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Plug-and-play setup with Raspberry Pi (no additional drivers needed for standard models)
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Wide viewing angle for clear visuals in any setup
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Durable screen suitable for repeated touch usage
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Compatible with Raspberry Pi 4, 3B+, 3B, 2B, and other HDMI-enabled devices
7402 NOR Gate IC
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Quad 2-input NOR gates in a single 14-pin IC package
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TTL compatible for easy integration with standard logic circuits
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Low power consumption and stable operation
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Standard DIP-14 package for breadboards and PCBs
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High-speed switching suitable for digital applications
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Reliable and widely used in educational and professional electronics
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Compact design for easy circuit integration
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Suitable for DIY electronics, robotics, and logic control circuits
7486 XOR Gate IC
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Quad 2-input XOR gates in a single 14-pin DIP IC
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TTL compatible for seamless integration with standard logic circuits
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Low power consumption and stable switching performance
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High-speed operation suitable for digital logic applications
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Compact DIP package ideal for breadboards and PCB mounting
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Reliable and widely used in educational, professional, and hobbyist projects
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Supports complex logic functions in digital electronics
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Easy integration with Arduino, microcontrollers, and robotics modules
74HC04
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Contains six independent NOT (inverter) gates in a 14-pin DIP package
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High-speed CMOS technology for fast switching
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TTL compatible input and output levels
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Low power consumption for efficient circuit design
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Compact design suitable for breadboards and PCBs
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Stable and reliable logic performance
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Widely used in educational, professional, and hobbyist digital electronics projects
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Easy integration with microcontrollers, Arduino, and robotics modules
74HC32
78M05 500mA (SMD 7805)
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Fixed 5V output voltage regulator
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Maximum output current up to 500mA
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Surface Mount Device (SMD) version of the popular 7805
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Built-in thermal shutdown protection
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Short-circuit protection for enhanced safety
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Stable performance with minimal external components
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Compact package ideal for space-constrained PCB designs
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Reliable power regulation for digital and analog circuits
78M05 750mA (SMD 7805)
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Fixed and stable 5V regulated output
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Supports output current up to 750mA
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Compact SMD (Surface Mount) version of the popular 7805
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Built-in thermal overload protection
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Internal current limiting for safety
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Short-circuit protection included
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Low noise linear regulation
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Requires minimal external components
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Reliable for continuous operation
8 Chanel 5v Relay Module
8×8 Dot matrix with MAX7219 module
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Built-in MAX7219 LED driver for easy control
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8×8 high-brightness red LED matrix display
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Simple SPI-compatible serial interface (3 wires only)
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Supports cascading multiple modules for larger displays
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Low power consumption with adjustable brightness
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Compatible with Arduino, Raspberry Pi, ESP32, and other microcontrollers
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Compact PCB design for embedded applications
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Pre-assembled and ready to use
9v Battery
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Standard 9V (PP3) battery compatible with most devices
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Compact and lightweight portable power source
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Snap connector terminals for secure connection
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Suitable for breadboard power modules and battery clips
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Stable output for low to moderate current applications
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Long shelf life for standby use
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Ideal for testing, prototyping, and portable electronics
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Widely available replacement format
9v Battery Header
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Compatible with standard 9V (PP3) batteries
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Secure snap-on terminals for firm connection
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Pre-wired leads for quick integration
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Durable plastic housing for long-term use
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Lightweight and compact design
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Ideal for breadboards, Arduino, and DIY circuits
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Red/black wire polarity for easy identification
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No soldering required for basic use
A2212 1000kv Brushless DC Motors
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High-efficiency brushless design for longer lifespan
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1000KV rating ideal for drones and RC aircraft
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Smooth and low-noise operation
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Strong torque for stable lift and control
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Lightweight aluminum construction
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Pre-installed shaft and mounting base
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Compatible with standard ESC controllers
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Reliable performance for continuous use
A4988 Stepper Motor Driver Module
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Supports full-step, half-step, and microstepping modes
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Adjustable current limiting via onboard potentiometer
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Built-in thermal shutdown and overcurrent protection
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Compatible with common stepper motors (e.g., NEMA 17)
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Simple STEP and DIR interface for microcontrollers
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Compact design ideal for embedded systems
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Low heat generation with efficient operation
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Drop-in compatible with many popular driver boards
A6 GSM GPRS Module
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Supports GSM 850/900/1800/1900 MHz frequency bands
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GPRS Class 12 for efficient data transmission
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Low power consumption for battery-operated applications
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Compact form factor suitable for IoT and robotics projects
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Compatible with Arduino, Raspberry Pi, and other microcontrollers
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Supports SMS sending/receiving, voice calls, and GPRS data transfer
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Reliable and stable performance for professional and hobbyist projects
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Easy integration with remote monitoring and automation systems
Adapter 12 V 1.5 A
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Provides stable 12V DC output with 1.5A current
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Compact, lightweight, and easy to install
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High-efficiency energy conversion for low power loss
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Built-in protections: short circuit, overcurrent, and overvoltage
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Compatible with Arduino, Raspberry Pi, and microcontroller boards
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Durable construction for long-term use in labs and DIY projects
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Ideal for educational, professional, and hobbyist electronics projects
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Easy integration with IoT devices, robotics, and automation modules