The product is packaged separately with CARDS to prevent damage during transportation. Waterproof design, electronic screen display, writing is very clear, no mercury non-toxic, use more safe and assured environmental protection; Cartoon head design, bright colors, children fondle admiringly, in imperceptible play on the completion of the measurement, very sweet; You can also customize the logo for your customers.

This product has 1 card/plug-in card X60 boxes/box X10 boxes/piece, 0.11 cubic meters/piece