PowerBoost      1*6       =         6€
Lightning 3.5    2.9*3    =	    8.7€
Acrylic 	         7.7*2    =    15.4€
Batteries	         10.1*8  =    80.8€
Chargers 	 1.3*1    =       1.3€
USB C 	         1.8*1    =       1.8€
Micro Usb 	 Free     =         0€
USB A 	         2.9*2    =      5.8€
Arduino  	         2.1*1    =      2.1€
LED		         0.8*3    =       2.4€
Buttons	         4.35*2  =       8.7€
Ard Boost         0.86*2  =       1.8€
MOSFET            5.9*1     =       5.9€
Retractable     1.4*1    =       1.4€
Shipping			     =     22.7€
TOTAL		             =      159€
––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––

Peltiers   1*7.3	=  7.3€
Cooler     2*7.2	=14.4€
TOTAL 			=21.7€

Ruler         		=  1.2€

==================   181.9€  =. 180.5€