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$0.50Voltage Detection Sensor Module 25V module is based on the principle of resistive voltage divider design, it can make the red terminal connector input voltage to 5 times smaller. Arduino analog input voltages up to 5 v. The voltage detection module input voltage not greater than 5Vx5=25V (if using 3.3V […]
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Select options This product has multiple variants. The options may be chosen on the product page Quick View$0.13 – $0.50Red DIP Switches 2.54mm
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Select options This product has multiple variants. The options may be chosen on the product page Quick View$0.30 – $0.50IC CD Series IC CD4026 IC CD4017 IC CD4013
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$7.00Items Description Chip: SIM800L Voltage: 3.7-4.2V Support networks: China Mobile, China Unicom and global quad-band network Module size: 2.5cmx2.3cm TTL serial port for serial port, you can link directly to the microcontroller. No need MAX232Power module automatically boot, homing network Onboard signal lights all the way . It flashes slowly […]
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Select options This product has multiple variants. The options may be chosen on the product page Quick View$0.20 – $0.38IC 555 Timer IC PC817 IC MOC3021 IC 4N25
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$6.00Items Description Supply voltage: 3.2V~5.5V. (If the module you want to work long hours in the emission state, it is recommended that when the supply voltage exceeds 4.5V threaded a 1N4007 diode to prevent module built-in LDO heated) Default address range (open field test): About 600m (maximum communication distance adjustable […]
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Select options This product has multiple variants. The options may be chosen on the product page Quick View$4.50GA12-N20 Micro Motor DC 12V Metal Gearbox High Torque ( D Shaft )
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$5.00E18-D80NK IR Obstacle Avoidance Proximity Sensor E18-D80NK adjustable IR Infrared Proximity Sensor Switch features an IR sensor. The E18-D80NK adjustable IR Infrared Proximity Sensor Switch features an IR sensor that can measure distance between 3 to 80 cm. It features an easy to mount chassis, making prototyping much simpler. The […]
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Select options This product has multiple variants. The options may be chosen on the product page Quick View$1.001 Pair Propeller 4 Blade Multi-Copter Slow Flyer RC Drone
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$2.00HC-SR04 Ultrasonic Distance Rangefinder/Obstacle Sensing Angle : 30° with Frequency : 40KHz The module performance is stable, measure the distance accurately:Can and SRF05, SRF02 ultrasonic distance measuring module and other comparable. Module precision, blind spots (2cm) super close, stable ranging success of this product to market under the strong! Feature:Voltage: […]
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$1.15Items Description This is another great IIC/I²C/TWI/SPI Serial Interface. As the pin resources of controller is limited, your project may be not able to use normal LCD shield after connected with a certain quantity of sensors or SD card. However, with this I²C interface module, you will be able to […]
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$1.50Features of the lithium battery protection board Model: HX – 2S – A10 Size: 41 * 8 * 2.2 mm Maximum working current: 8 A Maximum instantaneous current: 16 A Static current: less than 10uA Resistance: less than 300 m Ω Charging voltage: 8.4 v-9v Overcharging range: 4.25-4.35 v plus […]
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$3.00ADC Bit rate: 16 Bit Interface Type: I2C Channels: 4 Channel AN0 AN1 AN2 AN3 or 2 differential inputs Input voltage: 2.0-5.5v Channel input voltage :0-VDD Continuous Mode: Only 150μA Single-Shot Mode: Auto Shut-Down PROGRAMMABLE DATA RATE:8sps-860sps Input range programmed control, 7 types input ranges: -0.256V ~ + 0.256V, -0.512V […]
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Select options This product has multiple variants. The options may be chosen on the product page Quick View$0.63VE7508 Red VE7508 Yellow VE7508 Green VE7508 Blue VE7508 Black
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$8.75Items Description -DC 5V-12V -1 analog input(3.2V max input) -a Micro USB connection -Compatible with For Arduino -D1 R32 = WiFi + Bluetooth + UNO 1 x ESP32 WiFi + Bluetooth Board 4MB Flash UNO D1 R32
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$8.00Hall Current Sensor CJMCU-758 Linear Current Sensor Output Voltage Proportional AC or DC Current Working voltage: 3 -5V (MAX 8 V) Static output voltage: VCC/2 Working current: 13.5mA (MAX) Storage temperature range: -65°C -165°C The maximum output current (VIOUT-GND): 3mA Internal bandwidth: 120KHz Module size: 37mm * 18mm Feature: Industry-leading noise […]
Concept
Bridge Cable Robot
Cable Inspection Robot is a research project by ArrowDot Company with function to check the quality of cable for bridge which can be used for Neak Loeung Bridge, New Balay Bridge and planned Koh Pich-Koh Norea Bridge. This robot equipped with analyzed camera that can view the cracked point and the vibration level of the cable. Last but not least, this robot can be remote and live up to 500m wirelessly.
