Introduce:  This kit emits ultrasonic waves from the ultrasonic module, and calculates the distance of the object in front by calculating the duration of the received echoes. The steering gear can be positioned at any angle within 0~180??, and the steering gear is equipped...

Description:  This handle is small and easy to carry. The joystick, button, buzzer, vibration motor, and other modules are integrated on the handle, users can achieve play music, making games and so on by micro:bit programming. It can be used to complete some funny...

Description:  This expansion board is specially designed for the Uno board and can be plugged directly into the Uno board without a cable. Equipped with 4 motor interfaces, 4 servos interface, wifi camera interface, IIC interface, various sensor sockets, etc. It also expand all the pins of Uno...

Description:  1. Material: A-grade electromagnetic sheet monocrystalline silicon.  2. The semi-flexible solar panel is an alternative solar module-lighter. It can automatically and quietly charge the on-board 12V battery of an RV, motorhome, boat or other vehicle with no maintenance and is more flexible than...

Note: This module is suitable for 18650 battery only. This module can be powered or for raspberry pi and sensor at the same time. This module output current up to 2A. (This product does not contain 18650 battery installation, be careful of the battery positive and...

Specifications:  Pump Dimension (L x W x H): Approx. 15x15x6cm/ 5.9x5.9x2.36 ".  Material: Plastic.  Color: Black.  Delay: ≤ 1s.  Pump Output: 8V 140MA.  Solar Battery Power: 8V 1.6W.  Max Flow Quantity Of Pump: 180L/H.  Max Water Height : Approx. 65cm/ 25.59''.     Installation Methods: ...

The assembly steps:  Step 1: Welding circuit:  Electric welding part is simpler, welding sequence according to the principle of component level from low to high, the first welding eight resistance, is important to use multimeter to confirm resistance is correct, D4, D5 R13 R14...

Overview:  The RPi Relay Board (B) is an expansion board with 8-ch relays. It gives your Pi the ability to control high voltage products such as home appliances.     Features:  Standard Pi 40PIN GPIO extension header, supports Raspberry Pi series boards, Jetson Nano.  High...

Specifications:  - Solar panel: 6W 6V monocrystalline silicon.  - Working current: 0-1000MA.  - Short circuit current 1.2 (A).  - Working voltage: 6V.  - Open circuit voltage: 7.2V.  - Weight: about 125g.  - Size: 170*200*3mm.  - Adaptation range Small household lighting system and Small power appliances.     Package Included:  1 x solar...

Specifications:  Input voltage: DC6.0~30V (limited low voltage 5.5V, extreme high voltage 35V).  Output voltage: DCO.0V~36V.  Output current: 0.000A~6.100A.  Output power: 216W.  Output current limit: 12A max.  Voltage resolution: 0.01V.  Current resolution: 0.001A.  Voltage accuracy: +0.5%+1 word.  Current accuracy: +0.8%+5 words.  Capacity: 0-999999AH.  Energy: 0-999999WH. ...

Feature: Dimensions: length x width x height = 8.5cm x 5.8cm x 3.3cm. Input voltage: DC3.5 ~ 30V. Output voltage: DC0.8 ~ 29V. Output current: 10A (MAX). Conversion efficiency: 92% (24V switch 12V / 2A when measured). On-board voltage meter: displays the input voltage...

Description: The XL6009 is a high-performance step-up (BOOST) module with 4A switching current. The module uses the second generation of high-frequency switching technology XL6009E1 as the core chip, performance far more than the first generation of technology LM2577. XL6009 step-up module cost lower, more...

Features:  - Imported Ozon wood as raw material.  - The structure fully utilizes Luban's wisdom to achieve less screws and simplifies the assembly process for the user.  - After the installation is completed and the battery is attached to this 'weight block', the tumbler balance principle...

Specifications:  Motor height: 66.3 mm.  Motor Diameter: 42.3 mm.  Output shaft diameter: 5 mm.  Output shaft length: 10 mm.  Net weight: 418 g.  Voltage: 24 V.  Current: 2.5 A.  Speed: 21000RPM.     Package included:  2 x Motor

Feature: Solidly-structured. Built-4A efficient MOSFET switch, so that the efficiency up to 94%. Ultra-high switching frequency, you can use a small-capacity filter capacitors that can achieve very good results. Specification: Input voltage: 3.5V ~ 32V. Output voltage: 5V ~ 35V. Output current: rated current...

Features:  - Environmental protection, free power from the sun, go green.  - Durable, water-resistant and long lifespan.  - Light and Thin, easy to use and carry.  - High transformation efficiency, our polycrystalline silicon efficiency can up to 20 percent.  - Flexible Solar Panel, A...

Specifications:  Rectification: non-synchronous rectification.  Input voltage: 5V-32V.  Output voltage: 1.27V-30V.  Current Range: 0A-5A.  Output current: adjustable maximum 5A Conversion efficiency: 95% (the highest).  Switching frequency: 300KHz.  Output ripple: 50mV (max) 20M bandwidth.  Load Regulation: ± 0.5%.  Voltage Regulation: ± 2.5%.  Operating Temperature: -40°to +85°. ...

Features:  - High stability, good durability.  - High conversion rate, high output.  - Aluminum frame, strong,anti-aging,increase the service life.  - Can resist different environment, waterproof performance is good.  - Suitable for car batteries, car, RV, boat, ship, aircraft, satellites, space stations, outdoor breeding, planting,...

Specifications:  Diameter: 100mm.  Axial width: 35 mm.  Number of discs: 2.  Number of rollers: 18.  The Connecting type of the Roller: Bearing type.  Body material: nylon.  Roller material: rubber.  Roll diameter: 19mm.  Net weight: 320g.  Load capacity: 20KG.     Its suitable coupling parameters are...

Specifications:  Motor height: 66.3 mm(without bearing sleeve).  Motor Diameter: 42.3 mm(plus the magnetic protection ring is 44.5MM).  Output shaft diameter: 5 mm.  Output shaft length: 10 mm.  Net weight: 418 g.  Voltage: 24V.  Current: 2.5A.  Speed: 21000RPM.  Quantity: 3.     Package included:  3 x...