DFRobot (DFR0518) Micro Mate Gravity Expansion Board
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The DFRobot Micro Mate Gravity Expansion Board is a compact and thin I/O expansion board designed for the BBC micro:bit. It provides 6 sets of 3-pin Gravity-compatible interfaces, allowing easy connection to hundreds of plug-and-play electronic modules, servo motors, and sensors. With voltage switching between 3V and 5V on select pins and support for up to 5V 2A power output, this board is ideal for learning electronics and building DIY projects.
add_circle The Upside
- check Easy plug-and-play with hundreds of Gravity modules
- check Compact and thin design fits neatly with micro:bit
- check Supports both 3.3V and 5V logic levels
remove_circle The Downside
- close Limited to 6 I/O interfaces may not suffice for complex projects
- close Requires micro:bit board (sold separately)
- close No built-in battery management
Specifications & features
Key features
- check_circle 6 sets of 3-pin Gravity-compatible I/O interfaces
- check_circle Voltage switch between 3V and 5V on pins 8, 12, 16
- check_circle External micro USB power port supporting up to 5V 2A output
- check_circle Compact size matching micro:bit dimensions (68.5mm x 53.3mm)
- check_circle Spring-loaded contact pins for secure connection
Specifications
Analog Input Range
0 to 3.3V
Digital Output Range
0 to 5V
Dimensions
68.5mm x 53.3mm (2.7 x 2.1 in)
Input Power
< 10W
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