¶:
* super-duper wifi full-color LED arduino thing
* 5V (USB/3xAAA) color shift bulbs:
800mah x 3 = 2400mah / 4h == 0.7A 6000mah / 6h == 1A uses ~0.8A ~ 5V → 3W (?)
* hand / head-held LEDs (3xAAA)
* 2x18650 flood lamp (~8 hours?)
* magic shifter
* car lights
*
[...]