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```html DIY 2WD Mini Round Robot Car
test the card at all entry points to ensure consistent field coverage and proper reader synchronization across the security perimeter
RS485 Protocol Support - Full-duplex communication with multi-device capability
12V Mini Spot Welding Machine - Automatic Control Portable Transistor Welder
Beginner-Friendly: No soldering needed for basic projects
Navio2 GPS/GNSS antenna HT12A Encoder ```html DIY 2WD Mini RoundNavio2 GPS GNSS antenna The Navio2 GPS GNSS antenna is a high precision multi constellation satellite positioning receiver designed for embedded systems, robotics, and autonomous vehicle applications requiring centimeter level accuracy. Professional drone operators, agricultural surveyors, and autonomous navigation engineers rely on this antenna to achieve real time kinematic (RTK) positioning with dual frequency GNSS signal reception. This product
US$ 24.00
US$ 40.00
US$ 26.00
