LED logo box
thingiverse
Summary Redesigned TeachingTech logo box. https://www.thingiverse.com/thing:3034821 Components: motion triggering (Mini HC-SR505 PIR) switch (KCD11 Mini 3A 250V) usb-c charging (5V 1A TP4056 USB C) based on ATTINY85 micro USB board from Digispark 2 x Panasonic NCR18650B 3400mAh rechargeable batteries 2 x battery box, rectangular with plates for 18650 4 x 6x2mm neodymium magnets 4 x short M3 screws Additionally, you will need a 220x220mm front cover, fixed with magnets. PET-G, ABS or ASA preffered because of charging temp (you can limit the charging temperature by changing the TP4056 configuration resistor, it will limit the charging current).
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