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Reference: RBD-1354
Length: 8 inches/20 CM (Long) Material: Copper Plated Pin Spacing: 2.54mm.
Reference: RBD-0351
Contactless transmission of data and supply energy (no battery needed) Operating distance: Up to 100mm (depending on antenna geometry) RoboticsBD Operating frequency: 13.56MHz Data transfer: 106 kbit/s Data integrity: 16 Bit CRC, parity, bit coding bit counting Anticollision Typical ticketing transaction: <100 ms ( including backup management)...
Reference: 0245
Choose your desire Resistor value from below:
Reference: 0031
3 Types Available (Please select from option) 1. Male to Male 2. Male to Female 3. Female-Female
Reference: RBD-0768
Size: 5mm Color: RED Head Shape: Round Lens Appearance: Transparent
Reference: 1353
Length: 12.5 inches/30 CM (Long) Material: Copper Plated Pin Spacing: 2.54mm.
Reference: RBD-0761
Breadboard friendly Mounting Style: Through Hole Mounting Direction: Vertical
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Free Ship Over 5000 BDT
Quality Product
No Warranty
No Replacement
The SONOFF MINI R4 Extreme Wi-Fi Smart Switch is a compact WiFi-enabled module designed for easy wireless control of 230V devices, including lighting and home appliances. It can be installed in tight spaces behind existing switches or sockets, allowing users to operate devices through a smartphone app or standard switch.
With scheduling capabilities, users can set specific times for devices to turn on or off, enhancing energy efficiency. The module is compatible with Alexa and Google Assistant, making it a versatile addition to any smart home.
1 x SONOFF MINI R4 Extreme Wi-Fi Smart Switch
Easily connect to momentary switch, door exit switch, SPDT switch, latching switch, and even dry contact sensors.
“Detach Relay” means the states of external switches and relay are separated, so operating the external switch button won’t affect relay state. As below, the smart light won’t be offline after enabling “Detach Relay”, and can App control smart lights.
After pairing with MINIR4, both R5 and S-MATE can act as remote controllers to control MINIR4 locally through the eWeLink-Remote signal.
The latest price of SONOFF MINI R4 Extreme Wi-Fi Smart Switch in Bangladesh is BDT 1,550 You can buy the SONOFF MINI R4 Extreme Wi-Fi Smart Switch at best price from our RoboticsBD or visit RoboticsBD Office.
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Please note that the product information provided on our website may not be entirely accurate as it is collected from various sources on the web. While we strive to provide the most up-to-date information possible, we cannot guarantee its accuracy. We recommend that you always read the product labels, warnings, and directions before using any product. |
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Product Images are shown for illustrative purposes only and may differ from the actual product. |
Reference: RBD-1685
5050 12V RGB Led Strip light 4pin LED Headers For PC, Computer Case RGB Strip Mainboard Control Panel RGB-Header (+12V,G,R,B) 5x0.5m Waterproof
Reference: RBD-2453
Fully self contained panel meter with dual red and blue display.
Reference: RBD-1016
Brand: Sonoff
Power Supply: 90-250V AC Max Current: 16A(2 gang),10A(1 gang) Max Power: 3500W(2 gang) / 2200W(1 gang) Product Dimensions: 114*52*32mm Color: White Frequency: 802.11 b/g/n Security Mechanism: WPA-PSK/WPA2-PSK
Reference: RBD-1337
Transmission Distance(m) :400 Relay Channel:2 Trigger Voltage (VDC): 5 Switching Voltage (VAC):250@10A Switching Voltage (VDC):30@10A Baud Rate:9600 Note: Relay might be different from the picture as per stock
Reference: RBD-3601
Brand: Sonoff
The SONOFF RF BridgeR2 433 brings RF and Wi-Fi technologies together, allowing your traditional 433MHz RF devices to become part of your modern smart home ecosystem. With this hub, you can control RF switches, sensors, remotes, and alarms via the eWeLink app from anywhere in the world—creating smart scenes, security alerts, and automated actions.
Reference: RBD-3197
Brand: Sonoff
The SONOFF iFan04-L is an advanced smart ceiling fan and light controller designed to transform your ordinary ceiling fan into a smart device. With Wi-Fi and RF remote control capabilities, it allows effortless management of fan speed and lighting from anywhere via the eWeLink app or the included RM433 RF remote. Its robust design, PC V0 casing material,...
Reference: RBD-2124
Brand: Sonoff
The Sonoff POWR320D Elite Smart Power Meter Switch allows you to monitor and track the energy consumption of connected electrical appliances in real-time. You can control the switch and monitor energy usage from anywhere using the app on your smartphone or tablet. By monitoring energy consumption, you can take steps to improve energy efficiency and reduce...
Reference: RBD-0814
Brand: Sonoff
The 2021 Model is Sonoff Basic R2 Support remotely turn on or off added devices. Support Max 8 timers tasks for each added device. Works with AMAZON ALEXA Works with GOOGLE ASSISTANT Also, Work with NEST Support numerous Wi-Fi smart switches one smartphone.
Reference: RBD-2685
Specifications: Color: White Material: ABS Dimensions: 60 x 48 x 32mm Output: 12V Power Consumption: 7.5VA Time Range: 1-168 hours Display: LCD Battery: Built-in 1.2V, 40mA Ambient Temperature: -25°C to 55°C Connection Type: Plug-in CN101A
Reference: RBD-0960
Brand: Sonoff
Voltage range: 100-240V AC Color: White Remote Control Monitor Energy Usage Historical Energy Consumption Overload Protection Measure Power Usage for a Period Sync Status Timing Function Share Control Smart Scene APP Supported Check out New Product Sonoff POWR320D Elite Smart Power Meter Switch
Reference: RBD-3408
Enhance your home or business security with the Smart Tuya WiFi Human Presence Detector (Ceiling Mount). This advanced millimeter-wave radar sensor detects both motion and static human presence, making it ideal for smart lighting, security automation, and occupancy-based energy-saving applications. Designed for precise and reliable detection, this...
Reference: RBD-2657
Compact and lightweight design for easy installation and operation, offering a plug-and-play experience. Automatically activates when detecting human body temperature within the sensing area in low-light environments, enabling automated control of connected lamps (with a 45-second time delay). Caution: Avoid using multiple lights in series or parallel and...
Reference: RBD-3500
The FC-13 Relay Module with Photoresistor offers an intelligent solution for controlling electrical loads based on ambient light intensity. Featuring a 5V coil SRD-5VDC-SL-C relay, this module can drive actuators or devices consuming up to 10A at 250VAC or 30VDC.
Reference: RBD-1920
Compared with electromagnetic relay products, the service life is longer. This product can realize fast switching of the circuit, and the number of switching is unlimited. Most equipment can use this product as it is very convenient; The interface is clear and simple, powerful, easy to understand, and almost meets all your needs. The module is featured...
Reference: RBD-1831
Part No: 6ED1052-1MD08-0BA1 Country of origin: China Condition: Brand New
Reference: RBD-3405
The Tuya WiFi 4-Channel Relay Moes MS-104D is a compact smart relay designed for installation in a mounting box under a socket or light switch. It enables remote control of four electrical devices via the Tuya Smart app, available for Android and iOS. The relay communicates via WiFi, allowing you to control devices from anywhere in the world.
Reference: RBD-1825
Wireless Baby Sound Monitor Two-way Intercom Night light Baby Unit can be powered with provided power adapter Parent Unit is rechargeable. Night Light. 2 Way Intercom.
Reference: RBD-1671
ESP32 Bluetooth Wi-Fi development board, support NodeMCU / Arduino DHT11 temperature and humidity sensor CP2104 communication chip USB TO TTL Micro USB port Soil probe (long) soil temperature and humidity detection module 18650 Lithium Battery Holder Powered (Battery is not included)
Reference: RBD-1866
High Sensitivity PIR Sensor 360 Degree IR Infrared Motion Sensor Light Switch AC 110V-240V Ceiling Recessed PIR Switch Detector
Reference: RBD-3489
The Microwave Radar Sensor Body Motion Detector Switch offers a highly precise and energy-efficient solution for motion-based lighting control. Utilizing advanced 5.8GHz microwave detection technology, this sensor can detect motion even through non-metallic surfaces such as glass, wood, and thin walls, making it ideal for challenging indoor environments...
Reference: RBD-3604
The Infrared Sensing Relay Module is a highly adaptable and intelligent motion detection solution designed to detect human presence and activate a relay accordingly. It features dual operational modes, adjustable sensitivity, and customizable delay timing, making it ideal for automation, lighting control, smart appliances, and energy-saving systems....
Reference: RBD-0442
Holding force: 0.25 kg Energized forms: intermittent Unlocking time: 1s Dimensions: 27 x 29 x 18 mm (LxWxH) High quality ultra-compact electric lock. RoboticsBD
Reference: RBD-3418
The 100~220V PIR Infrared Motion Sensor LED Lamp Holder (E27 Base) is a smart lighting solution that enhances convenience, security, and energy efficiency. Designed with a 360° infrared motion sensor, it automatically switches the light on when movement is detected and turns off after a preset delay, helping to conserve energy and eliminate the need for...
Reference: RBD-3134
The Tuya Smart Smoke Detector is an advanced fire safety sensor with integrated temperature and humidity detection, designed to keep your home or business safe. With real-time monitoring, high-decibel alarms, and smart app connectivity, this smoke detector not only alerts you to smoke but also provides valuable temperature and humidity insights....
Reference: RBD-2350
Waterproof self-powered wireless wall switch with 433MHz RF technology No WiFi or battery required; powered by self-generation technology Controls multiple devices via RF433 relay receivers within range Multi-functional design: one switch controls multiple receivers, or multiple switches control one receiver Simple installation with double-sided tape; no...
Reference: RBD-3417
The 100~220V PIR Infrared Motion Sensor LED Lamp Holder (B22 Base) is a smart and energy-efficient lighting solution designed for hands-free operation. With its built-in infrared motion sensor, it automatically turns on the light when motion is detected and switches off after a set delay, making it ideal for hallways, staircases, bathrooms, storage rooms,...
Reference: RBD-2381
Brand: Hi-Link
Advanced AI Technology: Powered by the TX510 chip with AI computing power of 1.2T@8bit/9.6T@binary for high-speed recognition. 3D Face Recognition: Supports 3D living detection and resists photo, video, and mask-based attacks. Compact Design: Small-sized module with simple integration for various applications. Infrared Support: Equipped with infrared fill...
Reference: RBD-1087
Uninterruptible Power Supply Mini UPS Modem, Router, CCTV Camera and Lighting 6000mAh 22.2W
Reference: RBD-1015
Brand: Sonoff
Power Supply: 90V~250V AC(50/60Hz) Max. Current: 10A/gang Max. Power：2200W/gang, 2200W/Total Wireless Standard: 802.11 b/g/n Security Mechanism: WPA-PSK/WPA2-PSK Enclosure Material: Fire-retardant ABS V0
Reference: RBD-2176
LoRa module based on Semtech SX1262 RF chip Supports automatic relay networking Long transmission distance up to 10 km Low power consumption Small size
Reference: 1730
Through-hole design. Shaft Shape: Round Base Size (mm): 6mm and 7mm Middle stroke 1.05mm and 2mm Shaft Size: 10 different Size (find the details in Package Includes section below) Please Choose Size Below:
Reference: RBD-2946
Simultaneous monitoring of PM2.5, CO2, TVOC, HCHO, AQI, temperature, and humidity. 2.8-inch TFT color display for clear detection data. Connects to Tuya App for real-time monitoring and historical data analysis. Portable size for easy desk placement and portability. Equipped with high-precision VOC sensors and low power consumption. PM2.5 Sensor: This...
Reference: RBD-1817
USB Plug and Play. RFID reader 0-8cm Reading Distance. Win8/7/XP/Android Supported. S50/S70 Card Supported. OTG Phone Connection. Built-in buzzer and LED for identification.
Reference: RBD-3108
The DC5.5V-35V Positive Negative Voltage Stabilizing Power Supply Module is the ultimate solution for your voltage regulation needs. This compact and efficient module boasts low ripple and linear adjustable stabilizing voltage regulation, making it ideal for a wide range of applications, from DIY projects to professional setups.
Reference: RBD-3130
The WeAct STM32H723VGT6 Core Board is a high-performance development platform designed around the STM32H723 microcontroller, part of the STM32H7 series. With a powerful ARM Cortex-M7 core running at up to 550MHz, it is ideal for advanced embedded projects requiring robust processing, graphics, and data handling. This board includes features such as a TFT...
Reference: RBD-1145
Version 1.4 HDMI to micro HDMI cable Supports 480i ,480p, 720p, 1080i, 1080p, 1440p resolution Cable Length: 1.5m Color: Black Application: Mulitimedia
Reference: RBD-2688
Assortment of 75 plastic gears for building and customizing gearboxes in robots, models, toys, and more. Includes various gear types like spur gears, crown gears, worm gears, and pulleys. Offers a wide range of sizes to meet diverse project requirements. Ideal for beginners and hobbyists for creating gear-driven mechanisms.
Reference: RBD-1154
Specification: Magnification: 1000X Light source: 8 LED lights Resolution: 1920×1080, 640*480 Pixel: 30W Focal length: 3-40mm manual adjustment Support Android 4.2 or above/widows/Mac system
