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Mini magnetic reed modules KY-021
the default value for the receiver
It uses ATmega328
SD card interface works with FAT16 or FAT32 formatted cards
maximum response
Aluminium Tank Track Robot Chassis for DIY Robotics Channel Mini magnetic reed modules KY-021This light weight, Aluminium Tank Track Chassis is a novel design that comes with two powerful motors for driving your robot. Body and wheels are made of metal Structure is solidly built and quiet stable 33mm Motors can operate at 6V (170 RPM) or 12V (350 RPM) Tons of mounting holes & slots! Three servo holes are provided on the chassis Wont crack or break if it falls down the stairs (it happens) Size: 156mm X 105mm X 45mm (L X W X H).
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