# The size same as credit card and no wire needs. It is very convenient because it can place inside the wallet. A such small card may use for illumination, design is so funny.
# The interior has a LED light bulb, when you need to illuminate, you just fold "Light Bulb" up then the light turns on. If put " light Bulb" down, then the light turns off. You can use it anytime and anywhere!
# The size same as credit card and no wire needs. It is very convenient because it can place inside the wallet. A such small card may use for illumination, design is so funny. # The interior has a LED light bulb, when you ne...
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