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Showing 721-740 of 8664 products · 2502 unavailable products hidden
4 Channels IR Reflective Sensor
4 Channels RF Remote Control Module DC 5V
4-Channel Universal Fast Charger with LCD
4Core 50W Soldering Irons Heating Element Ceramic Heater
4-digit 8-segment Display Module for Raspberry Pi Pico, SPI-compatible
4-Digit Display
4G GNSS-RTK Positioning Kit (EMEA & Thailand)
MPN: KIT0212
4G LTE Dual-Chip Router with Integrated VPN and WiFi Capabilities
4-Hours Prepaid Consulting Time
4 in 1 Cable Dual USB 2.0 Power Cord Extension for Charging/Data 4USB Extension Cable OTG Adapter USB Splitter
4 in 1 Type-C to HDMI + 2 x USB + Type-C
4in 720x720 Square RGB666 TTL TFT Display - No Touch
MPN: ADA5795
4inch DSI Round Touch Display, 720 × 720, IPS, 10-Point Touch
4in Square 480x480 RGB TTL TFT Display with Capacitive Touch
MPN: ADA5826
4in Square RGB TTL TFT Display - 480x480, No Touchscreen
MPN: ADA5827
4K HDMI Capture Card for Streaming Full HD 1080P 60FPS
4K HDMI to Micro HDMI Cable
4K Mini HDMI to Micro HDMI Cable
4K Webcam
4mm Silicone Alligator to Alligator Test Probe x 10
4 Channels IR Reflective Sensor
This Elecrow 4-channel IR reflective sensor module combines four infrared emitter/receiver pairs with a mainboard that processes all signals. When an object enters the detection range, the corresponding channel outputs a low (TTL 0) signal and its indicator LED lights up. Each channel has an onbo...
4 Channels RF Remote Control Module DC 5V
This Elecrow 4-channel RF remote control module pairs a 433MHz wireless receiver board with a 5-button RF remote controller. Each of the four latching relays provides passive (dry contact) output, allowing you to switch mains-powered appliances or DC loads up to 10A without additional circuitry. ...
4-Channel Universal Fast Charger with LCD
This 4-channel universal charger handles Ni-MH, Ni-Cd, Li-ion, and LiFePO4 cells simultaneously across four independent slots. Each battery is monitored individually by a microprocessor with precise Pulse Width Modulation (PWM) control, ensuring safe and efficient charging. A single Li-ion or LiF...
4Core 50W Soldering Irons Heating Element Ceramic Heater
A 4-core 50W ceramic heating element designed as a replacement for soldering iron handles on compatible constant-temperature soldering stations. The ceramic construction with four-wire heating provides fast heat-up, low power loss, and anti-static properties for reliable long-term use. Key Featu...
4-digit 8-segment Display Module for Raspberry Pi Pico, SPI-compatible
A compact 4-digit 8-segment red LED display module designed for the Raspberry Pi Pico. It plugs directly onto the Pico via an onboard female pin header and communicates over an SPI-compatible interface driven by an embedded 74HC595 shift register. The module comes with C/C++ and MicroPython demo ...
4-Digit Display
A simple 4-digit LED display module with a 2-wire serial interface (CLK and DIO), making it easy to add numeric readouts to micro:bit, Arduino, and other microcontroller projects. The module operates at 3.3V or 5V and requires just four connections: CLK, DIO, VCC, and GND. Key Features 4-Digit...
4G GNSS-RTK Positioning Kit (EMEA & Thailand)
· MPN: KIT0212
Designed for high-accuracy navigation projects, this kit uses Network RTK to deliver 5 cm + 1 ppm centimetre-level positioning across a typical 15-20km operational range. Its onboard 4G module receives RTCM correction data from a CORS network via the Ntrip protocol, removing the need for a local ...
4G LTE Dual-Chip Router with Integrated VPN and WiFi Capabilities
Industrial 4G LTE Router, multiple VPN protocols support, 3-ch Ethernet Ports, WIFI high-speed internet access, dual Qualcomm chips Industrial 4G LTE Router Enhanced WiFi, 1WAN/LAN+2LAN Supports multiple modes and frequency bands, suitable for countries or regions including Europe, Middl...
4-Hours Prepaid Consulting Time
Little Bird provides professional consulting services to help you get your electronics and IoT projects up and running. Whether you need a system and code review, troubleshooting, or hands-on implementation support, our team is here to help. Pre-paid consulting time is sold in 4-hour blocks at $...
4 in 1 Cable Dual USB 2.0 Power Cord Extension for Charging/Data 4USB Extension Cable OTG Adapter USB Splitter
This USB splitter cable expands a single USB 2.0 Type-A port into two, allowing you to connect multiple devices simultaneously for both charging and data transfer. It's a compact solution for adding extra USB connectivity to laptops, desktops, and in-car systems without needing a powered hub. Ke...
4 in 1 Type-C to HDMI + 2 x USB + Type-C
A compact 4-in-1 USB-C hub that expands a single Type-C port into HDMI video output, two USB-A data ports, and a USB-C power delivery passthrough. Simply plug into your laptop, tablet, or smartphone's USB-C port for instant connectivity — no drivers required. Key Features HDMI Output – Connect...
4in 720x720 Square RGB666 TTL TFT Display - No Touch
· MPN: ADA5795
This square 4 inch TFT panel gives advanced display projects a high-resolution 720x720 pixel canvas with 16-bit full colour. It is an IPS display, so the colour remains strong up to 80 degrees off-axis in any direction.This version does not include a touchscreen. The panel uses an ST7701S TFT dri...
4inch DSI Round Touch Display, 720 × 720, IPS, 10-Point Touch
A 4-inch round IPS touchscreen display from Waveshare that connects to the Raspberry Pi via the DSI (Display Serial Interface) port. With a 720 × 720 resolution, 170° viewing angle, and 10-point capacitive touch through optically bonded toughened glass, it delivers excellent visual quality and re...
4in Square 480x480 RGB TTL TFT Display with Capacitive Touch
· MPN: ADA5826
This square TFT display module is made for advanced projects that need a high-resolution 4 inch panel in a compact, symmetrical format. It offers 480x480 16-bit full-colour pixels and uses an IPS display, so colour remains strong up to 80 degrees off-axis in any direction.The display is driven by...
4in Square RGB TTL TFT Display - 480x480, No Touchscreen
· MPN: ADA5827
This square TFT module is for advanced display projects that need a dense, eye-catching 480x480 screen. The 4-inch IPS panel provides 16-bit full-colour pixels, with colour that remains clear up to 80 degrees off-axis in any direction.This version does not include a touchscreen. It uses an ST7701...
4K HDMI Capture Card for Streaming Full HD 1080P 60FPS
A USB 3.0 HDMI capture card that records and streams video at up to 1080p at 60 fps, with 4K HDMI passthrough. Connect any HDMI source — camera, game console, computer, or media player — and capture the video output directly to your computer for streaming or recording. The compact aluminium allo...
4K HDMI to Micro HDMI Cable
An 80 cm micro-HDMI to standard HDMI cable supporting 4K resolution, designed for the Raspberry Pi 4B and other devices with micro-HDMI output. Gold-plated connectors and 19-core shielding ensure reliable, stable signal transmission. Key Features 4K Support – High-definition video output up to...
4K Mini HDMI to Micro HDMI Cable
An 80 cm mini-HDMI to micro-HDMI cable supporting 4K resolution. This cable connects devices with mini-HDMI output (Type C) to devices with micro-HDMI input (Type D), or vice versa. Gold-plated connectors and 19-core shielding ensure reliable, stable signal transmission. Key Features 4K Suppor...
4K Webcam
A 1080p USB webcam with a built-in noise-reducing microphone and automatic light correction. The camera adjusts to dim or backlit conditions to produce a clear image, making it suitable for video calls in a variety of environments. The universal clip mount attaches securely to laptop screens and...
4mm Silicone Alligator to Alligator Test Probe x 10
A pack of 10 silicone-insulated alligator-to-alligator test leads, each 1 metre long. The 4 mm wire gauge and full-size alligator clips make these suitable for general electronics testing, prototyping, and bench work. Supplied in 5 colours (2 of each) for easy circuit identification. Specificati...