Reference: RBD-1354
Jumper Wire Single 20cm
Length: 8 inches/20 CM (Long) Material: Copper Plated Pin Spacing: 2.54mm.
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: RBD-0761
Breadboard friendly Mounting Style: Through Hole Mounting Direction: Vertical
Reference: 1353
Length: 12.5 inches/30 CM (Long) Material: Copper Plated Pin Spacing: 2.54mm.
This capacitive soil moisture sensor differs from most of the resistive sensors on the market, using capacitive sensing principle to detect soil moisture. It avoids the problem that the resistance sensor is easy to corrode and greatly prolongs its working life. Featured By RoboticsBD.
Product Images are shown for illustrative purposes only and may differ from the actual product.
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General Specification | |
Chipset | ESP WROOM 32 |
Input Voltage(V) | 3.7-4.2V |
Charging current(mA) | 500mA |
Sleep current(uA) | 220 uA |
Battery Required | 3.7V lithium battery |
Flash Memory | 4MB |
SRAM Memory | 520 KB |
Frequency range | 2.4~2.5GHz |
Transmit Power | 22dBm |
Communication distance(m) | 300 m |
On-board clock Frequency(MHz) | 40 MHz |
Temperature and humidity sensor | DHT11 |
Working Temperature Range | -40~85℃ |
Length (mm) | 195 |
Width (mm) | 30 |
Height (mm) | 25 |
Shipment Weight | 0.0365 kg |
Shipment Dimensions | 20 × 9 × 3 cm |
Please allow 5% measuring deviation due to manual measurement.
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1 x ESP32 DHT11 WIFI Bluetooth Temperature Humidity Soil Moisture Sensor Module for Arduino.
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The latest price of ESP32 DHT11 WIFI Bluetooth Temperature Humidity Soil Moisture Sensor Module for Arduino in Bangladesh is BDT 2,499 You can buy the ESP32 DHT11 WIFI Bluetooth Temperature Humidity Soil Moisture Sensor Module for Arduino at best price from our RoboticsBD or visit RoboticsBD Office.
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. |
Product Images are shown for illustrative purposes only and may differ from the actual product. |
Reference: RBD-0948
Built-in Flash: 32Mbit Power supply: 5V WiFi protocol: IEEE 802.11 b/g/n Peripheral interface: UART/GPIO/ADC/DAC/SDIO/PWM/I2C/I2S Logic level: 3.3V
Reference: RBD-1407
Flash LED off: 180mA @ 5V. Flash LED on to maximum brightness: 310mA @ 5V. Deep-sleep: 6mA @ 5V min. Modem-sleep: 20mA @ 5V min. Light-sleep: 6.7mA @ 5V min. Programmer: ESP32-CAM-MB MICRO USB Download Module The ESP32 CAM does not come pre-assembled with the camera. You'll need to connect the camera ribbon cable to the board, a task which can be...
Reference: RBD-1412
Chipset :ESPRESSIF-ESP32 240MHz Xtensa® single-/dual-core 32-bit LX6 microprocessor FLASH: QSPI flash 4MB / PSRAM 8MB SRAM:520 kB SRAM Button: Reset USB to TTL: CP2104 Modular interface: UART,SPI,SDIO,I2C,PWM,TV PWM,I2S,IRGPIO On-board clock:40MHz crystal oscillator Working voltage:2.7V-3.6V Working current: About 70mA
Reference: RBD-1558
TTGO Meshtastic T-Beam V1.1 ESP32 915Mhz WiFi Bluetooth ESP32 GPS NEO-6M SMA 18650 Battery Holder OLED (915Mhz OLED)
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-1765
LILYGO TTGO Model: 915MHZ CH9102F T3_V1.6.1 LoRa32 V2.1_1.6 Version 915Mhz ESP32 LoRa OLED 0.96 Inch SD Card Bluetooth WIFI Wireless Module ESP-32 SMA
Reference: RBD-1806
Based on ESP32 240MHz Xtensa dual-core 32-bit microprocessor Operating Voltage: 2.7V – 4.2V Working Current: 60mA Battery Charging Current: 500mA
Reference: RBD-1852
IPEX To SMA Female External Antenna Adapter SMA Male Antenna for 2.4G WIFI Module Only Antenna and Adapter RF Cable ESP32 Cam is not included
Reference: RBD-0428
Operational Voltage: 3.3V. Ambient Light & RGB Color Sensing. Proximity Sensing. Gesture Detection. Operating Range: 4-8in (10-20cm). I2C Interface (I2C Address: 0x39). RoboticsBD
Reference: RBD-0423
Detecting range: >120 degree Analog and digital outputs On-board potentiometer and indicators 1% resistors to make this module more reliable and precise Operating Voltage: 3.3V – 9V Board Diameter: 40 mm.
Reference: RBD-0622
Transmission signal processing control chip RCWL-9196 Wide operating voltage range 4.0V to 28.0V Penetrating detection capability, compared with the traditional infrared feeling PIR Adjustable Block time and distance Operating Current: 2.8mA (typical); 3mA (max) Detection Distance: 5-9m Transmitting Power: 20mW (typical); 30mW (max) RoboticsBD
Reference: RBD-1847
Compact Design Country Specific pressure Multiple Displayable Unit Multi-colored, two-part display Alphanumeric display Discontinued by Manufactured 2017
Reference: RBD-2079
This is 38KHz Infrared IR transmitter sensor module For Arduino Transmit 38KHz modulating signal Suitable for Arduino DIY project Material: PCB
Reference: RBD-0411
Low current consumption (typical 30 mA) CW or pulse operation Flat profile Long detection range (20 m) Supply voltage: 4.75V to 5.25V X-Band Frequency: 10.525 GHz Minimum Power Output: 13 dBm EIRP. RoboticsBD
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-1645
Voltage operation: 2.7V-5V Measuring distance: 4 to 50 cm Output: Digital (I/C) / Analog Output Sensor: Infrared LED and CMOS image sensor
Reference: RBD-0948
Built-in Flash: 32Mbit Power supply: 5V WiFi protocol: IEEE 802.11 b/g/n Peripheral interface: UART/GPIO/ADC/DAC/SDIO/PWM/I2C/I2S Logic level: 3.3V
Reference: RBD-2310
1. Reliable Use: With infrared distance detection sensor and touch detection sensor, the robot you designed can adapt to more situation.2. Line Sensing: Has 6 way high sensitivity infrared sensors, 5 way patrol lines and 1 way for road barrier, which can easily identify and track complex and intersecting black and white lines. Output low level for black...
Reference: RBD-2139
GSR Skin Sensor CJMCU-6701 Analog SPI Module Measures the electrical conductance of the skin (Galvanic Skin Response) Reflects human emotional activity and stress levels Suitable for creating emotion-related projects and sleep quality monitors Utilizes a precise 12-bit AD converter for accurate readings
Reference: RBD-0163
Product Type: Humidity Module Sensor Working voltage range DC 5.0±0.2V Output voltage range (corresponding to 0-100%RH) DC 1-3.19V Test accuracy 5% RH
Reference: RBD-2125
Phototransistor output No contact surface sensing Miniature package
Reference: RBD-2095
Detection distance: 2-40cm IO Interface: 4-wire interfaces (- / + / S / EN) Output signal: TTL level Adjustment: adjust multi-turn resistance Effective angle: 35 ° **Please be advised that the majority of our customers have left negative reviews for this product. We recommend that you do not make a purchase unless you are absolutely certain that you can...
Reference: RBD-0386
1 Hz output pin SQW. 32 KHz output pin 32K. RoboticsBD Voltage Supply: 2.2 V ~ 5.5 V (for RTC). Time Format: HH: MM: SS (12/24 hr). Date Format: YY-MM-DD-dd. DS 3231 based RTC with 2032 Battery Holder. RoboticsBD Battery is not included Note: Batteries not included.
Reference: RBD-1699
Brand: SparkFun Electronics
Simple switches Detect a collision SPST switch
Reference: RBD-1205
Distance Range (Radius): 0.15m to 6m, white objects (Diameter Range – 12m) Angular Range: 0 ~ 360º Distance Resolution: < 0.5mm Angular Resolution: <= 1 º Sample Duration: 0.5 ms Sample Frequency: >=8000 Hz Scan Rate: 1 ~ 10Hz, Typical 5.5Hz
Reference: RBD-0431
Working temperature : -10℃ ~ 50℃ Working humidity : below saturation point Storage temperature : -20℃ ~ 80℃ RoboticsBD
Reference: RBD-0574
3-Axis Magnetoresistive Sensors and ASIC in a 3.0x3.0x0.9mm LCC Surface Mount Package Temperature Compensated Data Output and Temperature Output Automatic Offset Compensation. RoboticsBD
Reference: RBD-0689
Operating Voltage: 2.8 V to 5.5 V Accuracy: ± 1.5°C Zero power resistance: 100 KΩ Operating temperature range: -55 ~ +125 ℃
Reference: RBD-1716
Working Voltage: 5.0V Maximum Working Current: 100mA Data Interface Level: L<0.8V, H>2.7V, maximum voltage level 3.3V Particle Measurement Range: 0.3 ~ 1.0μm; 1.0 ~ 2.5μm; 2.5 ~ 10μm Note: Please purchase this adapter board to use it with Arduino and Raspberry Pi.
Reference: RBD-2122
Working Voltage:1.8 to 5.5 V Shutdown Current:0.7µA Color:Green
Reference: RBD-0675
Model: MQ-6 Operating Voltage: 5V DC Detecting Range:200-10000 ppm Relative Humidity:<95% RH
Reference: RBD-2099
Main chip: LM393 Working voltage: for DC 5V Single-channel signal output Low-level output signal used for human body touch sensor alarm Adjustable sensitivity Pin Connector to board: 4 Pins
Reference: RBD-0415
Has a signal output instruction When the output valid signal is high, the light goes out The sensitivity is adjustable (fine-tuning) The wide detection range of vibration, no direction With mounting holes, firmware installation is flexible and convenient. RoboticsBD
Reference: RBD-2094
The module can detect the surrounding environment of the humidity and temperature High reliability and excellent long-term stability The output from the digital output Humidity measuring range: 20%~90%RH(0~50 degree (temperature compensation). Temperature measuring range: 0~+50degree. Humidity measurement accuracy: ±5.0%RH. Temperature measurement...
Reference: RBD-2071
Type: Magnetic Sensor Module Mainly Compatible with: Ardunio
Reference: RBD-0022
Affordable Price Operating Voltage: 5 V Sonar Sensing Range: 2-400 cm Max. Sensing Range: 450 cm Frequency: 40 kHz RoboticsBD
Reference: RBD-0241
Calibrated directly in Degree Celsius (Centigrade) Linear at 10.0 mV/°C scale factor 0.5°C accuracy guarantee-able (at a25°C) Suitable for remote applications Low cost due to wafer-level trimming Operates from 4 to 30 volts Less than 60 mA current drain Low self-heating, 0.08°C in still air Non-linearity only 0.25°C typical LM35 (working) tested by...
Reference: RBD-0816
Power Supply Voltage: 3.3V~5V Operating Current: <5mA Measuring Distance: 5-100mm VCSEL light source Strong anti-interference Based on DFrobot Fermion VL6180X ToF Distance Ranging Sensor (Breakout)
Reference: RBD-0227
Model: DC 5V 10mm 5N Rated Operating Voltage (VDC): 5 Operation Mode: Push-Pull (Normally Closed) Holding Force (N): 5 Weight:33 gm
Reference: RBD-1821
Open-source, Interactive, Programmable, Low cost, Simple, Smart, WI-FI enabled Arduino-like hardware IO Integrated TR switch, balun, LNA, power amplifier and matching network Integrated PLL, regulators, DCXO and power management units Onboard USB to serial chip to easily program and upload codes from the Arduino IDE Embeds logic level converter circuits...
Reference: RBD-0414
A probe by new original installation import DS18B20 temperature sensor chip. RoboticsBD Chip each pin use heat shrinkable tube to prevent short circuit, internal sealing glue, waterproof, moistureproof. Stainless steel tube encapsulation waterproof moistureproof prevent rust. Stainless steel shell (6 * 45 mm), lead length 100 cm (shielding wire) use...
Reference: RBD-0917
ROHS approved Mini Solar panel The solar cells are encased and protected by a durable outer poly frame Polycrystalline silicon Max work voltage:5V Max work current: 80ma Dimension: 60mm×60mmx3mm
Reference: RBD-0656
Single row. 2.54mm pitch. 1 x 40 pins. Through-hole mount.
Reference: RBD-0133
830 Solder-less Points Ideal for Experimenting With Circuit Design In Labs Compatible with resistance, diodes, transistors, LED’s, Capacitors and other types of electronic components Colored coordinates for easy components placement. Accept a variety of wire sizes 20-29 AWG
Reference: RBD-0560
On-board MAX485 chip, A low power consumption for the RS-485 communication, slew-rate limited transceiver. A low power consumption for the RS-485 communication Onboard then 5.08 (mm) pitch 2P terminal to facilitate RS-485 communication wiring. Slew-rate limited transceiver All pins of the chip have been lead to can be controlled through the...
Reference: RBD-1405
Working voltage: 5.00V DC Working current: 40mA (MAX) Response time: <500ms Insulation resistance: 100MΩ (Min) Analogue output: 0~4.5V; Digital output: high/low-level signal (the corresponding threshold can be selected by adjusting the potentiometer) Operating temperature: -20℃~90℃