... )unit size :5.35*3.2*1.2cm 2)plastic ABC shell in blue ,green ,transparent,black ,ect LED keychain,mouse ... shape LED keyrings1)LED super light2)Material: ABC+metal key ring3)Battery: 2*CR1220 is the blue lamp ... illumination7)unit size :5.35*3.2*1.2cm8)plastic ABC shell in blue ,green ,transparent,black ,ect