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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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$2.50MQ7 Gas sensor is another one of Metal Oxide Semiconductor (MOS) type Gas Sensor. It is mainly used to detect Carbon Monoxide. This sensor contains a sensing element, mainly aluminum-oxide based ceramic, coated with Tin dioxide (SnO2), enclosed in a stainless-steel mesh. Whenever CO gas comes into contact with the sensing […]
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Select options This product has multiple variants. The options may be chosen on the product page Quick View$1.00VE2510 Red VE2510 Yellow VE2510 Green VE2510 Blue VE2510 Black
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Select options This product has multiple variants. The options may be chosen on the product page Quick View$4.00 – $7.00Hi-Link Power Supply Low Current for PCB Converts AC 120V – 220V to DC
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$2.00DHT11 Temperature And Relative Humidity Sensor Blue PCB Board Sensor Module The DHT11 is a commonly used Digital Temperature and humidity sensor. The sensor comes with a dedicated NTC to measure temperature and an 8-bit microcontroller to output the values of temperature and humidity as serial data. The sensor is […]
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$3.50Soil Moisture Humidity Sensor with 12VDC Relay Description: Through the potentiometer adjusting soil moisture threshold control, automatic in garden, garden automatic watering, family flowerpot soil humidity control, all kinds of electronic games, with high power relay, can control large current device, less than setting humidity automatic start relay, greater than […]
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$1.00KY-024 Linear Magnetic Hall Switches Speed Counting Sensor 4Pins The KY-024 Linear magnetic Hall sensor reacts in the presence of a magnetic field. It has a potentiometer to adjust the sensitivity of the sensor and it provides both analog and digital outputs. The digital output acts as a switch that […]
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$1.25Specifications: Input: USB-C female or + and – solder terminals Input voltage: 4.35-6V (recommended voltage 5V) Charge cut-off voltage: 4.2V + / – 1% (charges a 1S Lithium Ion Polymer Battery) Maximum charging current output: 1000mA Battery overcharge protection voltage: 4.3V Battery discharge protection voltage: 2.4V Battery over-current protection current: […]
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Select options This product has multiple variants. The options may be chosen on the product page Quick View$0.25 – $0.30Stainless Hex Lock Nut 304 DIN985
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$4.50Adjustable Step Down Converter Module with Voltmeter Parameters 1. Input voltage range:4~38 V (Note:input voltage not exceeding 38V) 2. Output :1.25-36V Adjustable 0-5A 3. Output power: 75W 4. Voltmeter range: 4 to 40V, error ±0.1V 5. Operating frequency: 180KHz 6. High efficiency up to 96% 7. Built in thermal […]
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Select options This product has multiple variants. The options may be chosen on the product page Quick View$4.00 – $15.00Single Phase Solid State Relay SSR MGR-1 Controller Voltage DC 3-34V Switch Output 24-480V Solid state relay (SSR) abbreviations electronic non-contact switch, the main characteristics of tiny control input signal, the direct drive high current load. Product is used widely, advantages: long life, non-contact, no spark, no noise, no electromagnetic […]
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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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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.
