solidpen 148 148 148 3
solidbrush 192 192 192 
roundrect 12 -8 28 5 5 5 
solidbrush 0 255 0 
roundrect 0 0 40 60 5 5
solidbrush 255 255 255
solidpen 255 255 255 0
polygon 25 10 20 32 10 32 25 10
polygon 20 27 30 27 15 50 20 27
label 50 15 SoC

rectangle 5 -15 35 5
label 20 -5 SoC
*
roundrect 0 10 40 30 5 5
label 10 20 -
label 30 20 +



rectangle 40 17 44 23
roundrect 0 10 40 30 5 5
rectangle 5 15 7 25
rectangle 10 15 12 25
rectangle 15 15 17 25



moveto 10 30 
lineto 30 30
moveto 15 35 
lineto 25 35

moveto 10 40
lineto 30 40
moveto 15 45 
lineto 25 45
moveto 10 50 
lineto 30 50
moveto 15 55 
lineto 25 55
moveto 10 60
lineto 30 60
moveto 15 65 
lineto 25 65
*
*plus
solidpen 255 0 0 0
moveto 60 20 
lineto 20 20
lineto 20 30
*
*minus
solidpen 0 0 255 0 0
moveto 60 80 
lineto 20 80
lineto 20 65