Robocraze Banggood HC-SR04 DC 5V Ultrasonic Module Distance Measuring Transducer Sensor - Product Features
High sensitivity ultrasonic range sensor
Works with Arduino board
Working Voltage - DC 5V, Working Current - 15mA
Max Range - 4m, Min Range - 2cm, Measuring Angle - 15 degree
colour: silver and weight: 41 gms
Robocraze MQ135 MQ-135 Air Quality Sensor Hazardous Gas Detection Module for Boards Compatible with Arduino AVR | Internet of Things Project IOT Science Project (Pack of 1) - Product Features
Input voltage: Dc5v power (current): 150ma
Analog output with increasing concentration, the higher the concentration, the higher the voltage
A hazardous gas detection apparatus for the family, the environment. Suitable for ammonia, aromatic compounds, sulfur, benzene vapor, smoke and other gases harmful gas detection. Gas-sensitive element test concentration range: 10 to 1000 ppm
Ttl output valid signal is low level, (output low signal light, which can be accessed microcontroller io port)
Size: 36 mm x 24 mm x 25 mm(l x w x h), package contents: 1 x mq-135 air quality sensor
Robocraze (2 Pieces) L Shaped 60 RPM BO Motor Single shaft Gear Motor | 60 RPM L Type single shaft BO Motor (Pack of 2) - Product Features
Used in robotic applications
Operating voltage: 2v to 12v dc, package contents: 2 x bo gear motor
Robocraze BBC Micro:bit V2 Go Pocket-Sized Codeable Computer Kit | BBC Micro:bit v2 Kit - Product Features
Upgraded processor (nRF52833), 64MHz Arm Cortex-M4 + FPU (Over 4 times faster!)
A 5x5 LED matrix with 25 red LEDs to light up and can display animiated patterns, scrolling text and alphanumeric characters, Bluetooth Smart Technology.
Two programmable buttons. Use them as a games controller, or control music on a smart phone, 20 pin edge connector.
On-board 3-AXIS digital accelerometer, Speaker with touch-sensitive logo button.
A built-in compass, 3D magnetometer to sense which direction you're facing and your movement in degrees and detect the presence of certain metals and magnets.
Robocraze IRF520 Mosfet Driver Power MOS PWM Dimming LED Module For Arduino MCU ARM Raspberry Pi | IRF520 MOSFET MOS Driver Module| Color: Red- (Pack of 1) - Product Features
Voltage: 3.3 5V
Output load voltage :0-24V; Output load current: <5A (1A above need to add heat sink)
PWM adjustment can realize dimming LED, variable speed motorFits for Arduino, MCU, ARM, raspberry pi
Arduino can drive loads up to 24V, such as LED light, DC motors, micro pumps, solenoid valves
This driver module uses IRF520 Power MOS, you can adjust the output PWMIt fits to drive up to 24V allows the load, such as LED lights, DC motors, miniature pumps, solenoid valves
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