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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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$2.50MQ-4 Gas Sensor Module detects the presence of methane (CNG) gas at concentrations from 300 ppm to 10,000 ppm, a range suitable for detecting gas leaks. The sensor’s simple analog voltage interface requires only one analog input pin from your microcontroller. Specifications : Power requirements : VCC – 5V±0.1 DO […]
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$2.50GY-521 MPU-6050 Module 3 Axis Gyroscope Accelerometer Stance Tilt Module The Three Axis Acceleration + Gyro Breakout (MPU-6050) is a great motion processing module. By combining a MEMS 3-axis gyroscope and a 3-axis accelerometer on the same silicon die together with an onboard Digital Motion Processor™ (DMP™) capable of processing […]
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Select options This product has multiple variants. The options may be chosen on the product page Quick View$0.30 – $0.75M4 Hex Socket Cap Head Screw bolt
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$3.00Specification: Module properties: non-isolated step-down module ( BUCK ) Rectification: non-synchronous rectifier Input voltage: DC 4V ~ 38V Output voltage: DC 1.25V ~ 32V ( adjustable ) Output current: 0A ~ 5A Output power: 75W ( more than 50W please add heat sink ) Operating Frequency: 180KHz Operating Temperature: -40°C […]
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$8.25ESP32 Development Board WiFi+Bluetooth 30 Pin ESP32 Development Board Feature: 100% brand new and high quality. ESP32 is already integrated antenna and RF balun, power amplifier,low-noise amplifiers, filters, and power management module. The entire solution takes up the least amount of printed circuit board area. This board is used with […]
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$4.00SPECIFICATION Input voltage: DC 12V-40V, power: 0.01-400W, current: rated current 8A, large through current 10A, quiescent current 0.02A (standby state), frequency: 13khz, PWM pulse width speed regulation range: 10%-100%. Equipped with 10A fuse, with power supply reverse connection, control voltage overvoltage protection function, equipped with high-quality potentiometer, suitable for DC […]
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$0.75PWM Speed Dual H-Bridge L298N 1.5A 2-Ways DC Motor Driver Module Description: MX1508 L298N motor drive module is ideal for use in battery-powered smart car, toy cars, robots. Supply voltage 2V ~ 10V, can drive two DC motors or a 4-wire 2-phase stepper motors ,can achieve forward rotation or reverse […]
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$5.00The LilyPad Arduino is designed for e-textiles and wearables projects. It can be sewn to fabric and similarly mounted power supplies, sensors and actuators with conductive thread.
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$2.00DS3231 AT24C32 IIC Module Precision Real Time Clock with Battery CR2032 Module parameters: 1 Size: 38mm (length) * 22mm (W) * 14mm (height) 2 Weight: 8g 3 Operating voltage :3.3 – 5 .5 V 4 clock chip: high-precision clock chip DS3231 5 Clock Accuracy :0-40 ° range, the accuracy 2ppm, […]
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Select options This product has multiple variants. The options may be chosen on the product page Quick View$0.13Capacitor Ceramic 50V (10pcs)
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$5.50Specifications: Working Voltage: DC 6V-90V Rated Current: 8A Max. Current: 15A Controlled Power: 0.01-1000W Static Current: 0.005A (Standby) PWM Pulse Width Modulation Range: 0%-100% PWM Frequency: 16KHZ
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Select options This product has multiple variants. The options may be chosen on the product page Quick View$0.13Resistor 1/4W 0.25W 0.25W 0R Resistor 1/4W 0.25W 0.25W 0.27R Resistor 1/4W 0.25W 0.25W 1R Resistor 1/4W 0.25W 0.25W 1.5R Resistor 1/4W 0.25W 0.25W 2.2R Resistor 1/4W 0.25W 0.25W 2.4R Resistor 1/4W 0.25W 0.25W 3R Resistor 1/4W 0.25W 0.25W 4.7R Resistor 1/4W 0.25W 0.25W 5.1R Resistor 1/4W 0.25W 0.25W 6.8R […]
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$7.00MAX6675 Module Thermocouple Sensor This MAX6675 Module K Type Thermocouple Sensor Measure 1024°C Temperature sensor makes use of the Maxim MAX6675 K-Thermocouple to digital converter IC to provide a microcontroller compatible digital serial interface (SPI compatible) for giving an accurate temperature compensated measurement of the supplied K-Type thermocouple sensor. It […]
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$2.50ATtiny85 8-Bit tinyAVR Microcontrollers The Atmel ATtiny85 Microcontroller is an 8-bit device based on the AVR enhanced RISC architecture. Being an Atmel tinyAVR device the ATtiny85 is packs performance and power efficiency into a small package, perfect for applications where space is at a premium. By executing powerful instructions in […]
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.
