Micro-USB 5V 1A 12/24 Hour/Sleep Module Circuit Board DIY Digital Clock Board y

Sleep module. Long Press "UP", while no display, into sleep module (22:00~07:00 no display. 07:00~22:00 display). Display all "0"number, out of sleep module. Power: Micro-USB 5V 1A. DIY Flat Belt Screw Leather Craft Chicago Nail Brass Solid Rivets Stud Head I.

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