Specifications:

X2-200 White Blue (lamp length 10cm)

X2-300 white and blue (lamp length 20cm)

X2-400 White Blue (lamp length 30cm)

X2-500 white and blue (lamp length 40cm)

X2-600 White Blue (lamp length 55cm)

X2-200 three-gear discoloration (lamp length 10cm)

X2-300 third gear (lamp length 20cm)

X2-400 three-gear discoloration (lamp length 30cm)

X2-500 three-gear discoloration (lamp length 40cm)

X2-600 three-gear discoloration (lamp length 55cm)