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making the board instantly breadboard-compatible - no soldering needed to start prototyping
use USB gadget mode via the micro-USB port for serial communication without any GPIO connections required
better durability
100 MHz ARM Cortex-M4 processor with single-cycle multiplication and hardware divide
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AMAZFIT Unisex 41 mm Bip U Pro Green Dial Silicone LCD Smart Watch - A2008 Voice Recognition Module making the board instantly breadboard-compatibleAMAZFIT Unisex 41 mm Bip U Pro Green Dial Silicone LCD Smart Watch A2008
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