Cool LED dynamic screen mobile school bag tech cutter knife and double tip

cutter knife and double tip pencil lengthen tool

Last but not least

It's time to expand your repertoire backyard cookout skills and learn how to use it like a seasoned vet

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strength and durability

Cool LED dynamic screen mobile school bag tech cutter knife and double tipBasic parameters LED screen dot matrix resolution: 64*64 Screen motherboard size: 250*250MM Display size: 237*237MM Working voltage: 5V Maximum working current: 1. 5A Power supply mode: use universal power bank Product personality characteristics 1. Lightweight and convenient: send content anytime and anywhere, easy to operate, and the effect is eye catching; 2. It can be bent moderately: the product can be bent moderately to ensure the clarity of the