KoolKlox Nixie Tube Clock 7400 TTL Clock Kit
Display all 0number, out of sleep module. When color refresh that means it is into change color
automatic
(every day change one color), or color is fixed. Set Time Long Press Down key into setting time.
blue
silver
brooch
military
signed
service
bathroom
large
case
complete
sterling
electric
original
metal
speed
dollar
edition
china
black
genuine
rare
portable
ireland
table
station
water
royal
russian
pencil
digital
decor
vintage
antique
shirt
amber
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