I have seven (two teal, strawberry, two kiwi, atomic purple and dandelion) main units, essentials pack, travel kit, battery pack, spotlights, link lead, light magnifier and game link.

Nintendo Game boy
Color

type handheld game console
country

Japan

year 1992
os Nintendo
cpu Sharp Z80
speed 8 MHz
ram 8 KB
rom game cartridge
graphic LCD 1600x144 (56)
colors 32000
sound 4 channels
ports cartridge, sound, serial
power 2* AA 13h

Nintendo Game boy Color

Nintendo Game boy
Color