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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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This product requires the user to burn the download program himself, and the problem is caused by burn-in damage, etc, please pay attention to beginners. This module is mainly controlled by ESP8266-01/ESP-01S, and DHT11 is a temperature and humidity sensor. The temperature and humidity in the ESP8266 acquisition environment are uploaded to the server. Support 3.7v-12V DC power supply (3.7V lithium battery). Can be used as a temperature and humidity collection node for smart home or IOT projects.
This module is mainly controlled by ESP8266-01/ESP-01S, and DHT11 is a temperature and humidity sensor. The temperature and humidity in the ESP8266 acquisition environment are uploaded to the server. Support 3.7v-12V DC power supply (3.7V lithium battery). Can be used as a temperature and humidity collection node for smart home or IOT projects.
1. Power supply: 3.7V-12V DC power supply is connected to VCC GND (2.54mm pin header)
2. Download the program to ESP-01S (this connection does not include this wireless module)
3. Insert the ESP-01/ESP-01S (this connection does not include this wireless module) into the 2*4 Pin female (in the direction of the arrow)
1 x ESP8266 ESP-01 ESP-01S DHT11 Temperature and Humidity WiFi Node does not Include Wireless Module
The latest price of ESP8266 ESP-01 ESP-01S DHT11 Temperature and Humidity WiFi IOT Sensor Node in Bangladesh is BDT 350 You can buy the ESP8266 ESP-01 ESP-01S DHT11 Temperature and Humidity WiFi IOT Sensor Node 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-1175
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: 20A Sensitivity: 100mV/A
Reference: RBD-2842
The QRE1113 breakout board offers a digital output solution, utilizing a capacitor discharge circuit to assess reflection levels. This compact board is designed for line sensing applications, particularly suitable when only digital I/O pins are available in the system. It is compatible with both 3.3V and 5V systems, providing versatility in various...
Reference: RBD-0355
Description:Working voltage: 4.5V to 5.5 V.Transmit tube pressure drop: Vf = 1.6 VTransmit tube current: 20 mASignal output: A, B two way; The TTL levelDistinguish precision: 0.01 mmMeasurement frequency, 100 KHZEncoder diameter: 24 mmEncoder type D hole diameter: 4 mmThe encoder resolution: 20 line
Reference: RBD-2792
This AT407 basic tilt switch can easily be used to detect orientation. Inside the can is a ball that make contact with the pins when the case is upright. Tilt the case over and the balls don't touch, thus not making a connection. There are numerous uses for these basic sensors, but keep in mind you might need to use some debouncing code, as the sensor...
Reference: RBD-2553
Ultrasonic distance sensor determines the distance to a target by measuring time lapses between the sending and receiving of the ultrasonic pulse. This is an easy-to-use commercial-grade ultrasonic sensor module of high performance and reliability, featuring much smaller blind zone, wider sensing angle and a certain penetration power(smog, dust) compared...
Reference: RBD-0382
3-axis Gyro+Acceleration+Magnetic Fiel Air Pressure Module Power supply: 3-5V Build in ultra low noise linear LDO voltage regulator Built-in onboard filters, which reduce noise from motor and other high current electronics You can easily select two I2C address for MPU6050 by soldered jumper. RoboticsBD
Reference: RBD-3185
The PMS7003 Dust Sensor is a highly precise module designed to monitor air quality by measuring particulate matter (PM) concentrations, including PM1.0, PM2.5, and PM10. This sensor detects particles as small as 0.3 µm, making it ideal for monitoring pollutants such as cigarette smoke and vehicle exhaust. Its compact design and advanced laser-based...
Reference: RBD-1179
Temperature measuring range: 0...100°C Typical Input Voltage:3.3VDC,5VDC Operating Current:60uA Interface: Analog ** We've received reports from some customers that they were unable to make the product work. To avoid any inconvenience, we suggest that you refrain from making a purchase unless you're confident that you can use it successfully.
Reference: RBD-0354
Approximates Human eye Response Extremely wide dynamic range 1 to 600,000,000 Counts Lux Range: 188u Lux sensitivity, up to 88,000 Lux input measurements Voltage range: 3.3-5V into the onboard regulator This board/chip uses I2C 7-bit addresses 0x29 and 0x28. RoboticsBD
Reference: RBD-0315
Working voltage: DC 5 V Static current: 3 mA Working temperature: 0 ~ + 70° Output way: GPIO Induction Angle: Less than 15° Detection range:2 cm to 400 cm Detecting precision: 0.3 cm + 1% Sensor size: Approx. 45 x 20 x 1.6mm Hole diameter: Approx. 1mm. RoboticsBD
Reference: RBD-2533
This sensor module has 8 IR LED/phototransistor pairs mounted on a 0.375" pitch, making it a great detector for a line-following robot. Pairs of LEDs are arranged in series to halve current consumption, and a MOSFET allows the LEDs to be turned off for additional sensing or power-savings options. Each sensor provides a separate analog voltage output.Note:...
Reference: RBD-2938
Brand: DFRobot
If you're looking to work with an NPK sensor, you'll quickly notice that most options come with either Chinese-only documentation or limited support, making them difficult for beginners. That's where the DFRobot NPK Sensor stands out — it offers extensive documentation and sample code, making it far more accessible. By using the DFRobot Modbus/RS485...
Reference: RBD-1935
Water-level sensor indicates the level of water in an overhead tank Gold coated Long life time Simple working procedure
Reference: RBD-2420
Detection distance: 2-40cm IO Interface: 4-wire interfaces (- / + / S / EN) Output signal: TTL level Adjustment: adjust multi-turn resistance Effective angle: 35 °
Reference: RBD-1208
Working Voltage: 5V DC Operating Temperature: -30ºc ~ 85ºc Output high level when received the laser signal Output low level when not receive laser signal. Application: Electronic Circuits
Reference: RBD-0352
Detect shocks with the spring and send a signal to Controller Board Operating voltage: 3.3V-5V Digital output Bolt holes for easy installation. RoboticsBD
Reference: RBD-2987
Operating Voltage: 3.5-24VDC Operating Current: 15mA Insulation Resistance >100MOhm Nozzle Size: 1/8″
Reference: RBD-2122
Working Voltage:1.8 to 5.5 V Shutdown Current:0.7µA Color:Green Note: This board is intended for advanced users with soldering experience and customization skills. Modifications are required to use it with an MCU
Reference: RBD-1424
Onboard precision microcurrent transformer. Onboard sampling resistor. The module can measure AC currents less than 5A, the corresponding analog output 5A/5mA. Rated input current: 5A Rated output current: 5mA Change: 1000: 1 The linear range: 0 ~ 10A (100 ohms) Linearity: 0.2%
Reference: RBD-1811
AS5600 Magnetic Induction Angle Measurement Sensor
Reference: RBD-1188
5 mm Clear Transparent Round Small Lens (Emitting Angle: 30 degrees) Forward Voltage / Direct Current : DC 1.5 Volt 20 mA (Low Voltage Energy Saving) Infrared Ray 850nm (Luminous Invisible Light) for Night Vision CCTV Security Camera Polarity (1.5 V) : Anode (Longer Part) | Cathode (Shorter Part)
Reference: RBD-2096
The Eye Blink Detection Analog & Digital Sensor with Goggles is a powerful tool designed for Arduino enthusiasts, developers, and researchers interested in human-computer interaction and biometric sensing. Why is an analog eyeblink sensor better than a digital eyeblink sensor? Currently, most eye blink sensors on the market are digital. they can only...
Reference: RBD-2231
Working voltage:2.8-3.8V ALS, IR LED and Proximity Detector in an Optical Module; Ambient Light Sensing (ALS); Approximates Human Eye Response; Programmable Interrupt Function with Upper and Lower Threshold; Up to 16-Bit Resolution; High Sensitivity Operates Behind Darkened Glass; Low Lux Performance at 0.01 lux;
Reference: RBD-1857
Output: NPN Model KT-RG22 Coaxial reflection type Supply voltage DC10-30V±10% Can be used in all kinds of machines
Reference: RBD-2326
Brand: DFRobot
Gravity Analog Heart Rate Monitor Sensor (ECG) for Arduino with AD8232 chip Measures and outputs heart electrical activity as an analog ECG signal Compatible with Arduino, Raspberry Pi, Intel Edison, Joule, and Curie Features a Gravity Interface for easy plug-and-play integration Operates at 3.3V to 6V, with a compact design for various health monitoring...
Reference: RBD-2082
Dimension: 2.5 x 1.5 x 1.5 cm. Receiving angle: 90 °. Working voltage: 2.7 ~ 5.5V. Frequency: 37.9KHz Receiving range: 18m. Weight: 4 gm.
Reference: RBD-0441
Power supply voltage: DC5 ± 2V Sensitivity: 0.5V / (0.1mg / m3) The minimum detection level of particles: 0.8 m Clean air voltage: 0.9V typ. Low consumption current (Icc: MAX. 20 mA) The presence of dust can be detected by the photometry of only one pulse Enable to distinguish smoke from house dust RoboticsBD
Reference: RBD-0673
Detecting range: 300~10000ppm Signal output indicator. Dual Signal output (analog output and TTL output). The TTL output signal is low level, allows us to connect with SCM directly. Analog output 0~5V voltage. Quick response and recovery. RoboticsBD
Reference: RBD-2853
Shape: Circular. Sensing Area diameter 5mm Min Force: 20 gm. Max Force: 1Kg. Length (mm): 65. Weight (gm): 2.
Reference: RBD-2692
Breadboard-Friendly PCB Mount Mini Speaker - 8 Ohm 0.2W 1.1" (~30mm) diameter speaker with 8 Ohm impedance Perfect for breadboard-based audio projects Durable plastic casing, lightweight design Power handling: Nominal 0.1 Watts, Maximum 0.2 Watts
Reference: RBD-0823
LDR module 4 PIN Operating voltage 3.3V-5V Signal output indicator light. LDR module 4 PIN Able to detect ambient brightness and light intensity Adjustable sensitivity (via blue digital potentiometer adjustment)
Reference: RBD-2640
Connect components on breadboards and PCBs with ease. 20 pre-crimped jumper wires for versatile use. 20cm length for convenient connections. Male-to-female connector design for flexible connections. Colorful for easy identification and organization.
Reference: RBD-0040
Bluetooth 2.0 Module Based on CSR BC04 Chip – Ideal for reliable wireless communication. Slave Mode Only – Perfect for receiving data from smartphones or other master devices. Wide Operating Voltage (3.3V to 6V) with onboard regulator for easy integration. Built-in 2.4GHz PCB Antenna – Supports wireless range up to 10 meters. Simple UART Interface (VCC,...
Reference: RBD-0323
Microcontroller ATmega328 (SMD) – Interface CH340G Operating Voltage: 5V Input Voltage (recommended): 7-12V Digital I / O Pins 14 (of which 6 provide PWM output) RoboticsBD Analog Input Pins: 6 A programming cable is included.
Reference: RBD-2338
High precision Capacitive type Full range temperature compensated Relative humidity and temperature measurement Calibrated digital signal Check out the Authentic DHT22 module
Reference: RBD-2074
Output SPDT Relay. Header connector for connecting power and trigger voltage. Screw terminal connector for easy relay output connection. Note: Relay might be different from the picture as per stock
Reference: RBD-2639
Connect components on breadboards and PCBs easily.20 pre-crimped jumper wires for versatile use.20cm length for convenient connections.Male-to-male connector design for simple use.Colorful for easy identification and organization.
Reference: RBD-0288
Three selectable full scales (250/500/2000dps) Factor in all g-ranges, up to 13-bit resolution at ±16 g 12-Bit ADC Coupled with Low Noise ARM Sensors Achieves 5 milli-gauss Resolution in ±8 Gauss Fields Pressure range:300 to1100hPa (+9000m to -500m above sea level) I2C interfaces Power supply: 3-5v
Reference: RBD-0040
Bluetooth 2.0 Module Based on CSR BC04 Chip – Ideal for reliable wireless communication. Slave Mode Only – Perfect for receiving data from smartphones or other master devices. Wide Operating Voltage (3.3V to 6V) with onboard regulator for easy integration. Built-in 2.4GHz PCB Antenna – Supports wireless range up to 10 meters. Simple UART Interface (VCC,...
Reference: RBD-0323
Microcontroller ATmega328 (SMD) – Interface CH340G Operating Voltage: 5V Input Voltage (recommended): 7-12V Digital I / O Pins 14 (of which 6 provide PWM output) RoboticsBD Analog Input Pins: 6 A programming cable is included.
Reference: RBD-1138
Board Based On AI-Thinker A9 GPRS Module Supports Firmware Upgrade Via Serial Port Operating Voltage: 5v
Reference: RBD-0694
Power input: 4.5V ~ 9V (10VMAX), USB-powered Transfer rate: 110-460800bps Support UART / GPIO data communication interface Support Smart Link Smart Networking Working temperature: -40°C ~ + 125°C Drive Type: Dual high-power H-bridge Don’t need to download resetting A great set of tools to develop ESP8266 Flash size: 4MByte Lowest cost WI-FI Note: The...
Reference: RBD-0768
Size: 5mm Color: RED Head Shape: Round Lens Appearance: Transparent
Reference: RBD-0015
2 connections for 5V ‘hobby’ servos connected to the Arduino’s high-resolution dedicated timer 4 H-Bridges: L293D chipset provides 0.6A per bridge (1.2A peak) with thermal shutdown protection, internal kickback protection diodes. Can run motors on 4.5VDC to 25VDC. Up to 4 bi-directional DC motors with individual 8-bit speed selection (so, about 0.5%...
Reference: RBD-0020
Model: SG90 Weight: 9 gm Operating voltage: 3.0V~ 7.2V Servo Plug: JR Stall torque @4.8V : 1.2kg-cm Stall torque @6.6V : 1.6kg-cm Note: Product images/ Components brand may vary from actual product as our stock rotates.
