LEDs directly on the inside of each peace
unpluggable for assembly-dissassembly
custom built LED system for pingui
power: solar/usb/batter/cable?


2m long, 20 LED copper wire strings, 25x
3V power supply

work phases of electrification:
1. install 25 LED strips to 25 pingui parts separately with glue gun
2. remove all batteries from strips
3. prolong all double wires by soldering to reach to pingui bottom
(make sure + is red and - is black)
4. attach pin to each cable end with heat shrinkeable plastic tube (check polarities, correct if wrong)
5. solder pinhead row to 3V power adaptor
(make sure to mark polarities)
6. plug pins to pinhead to light up pingui