MC108 Electronic Magnifier

I remember that in childhood a large magnifying glass was almost the ultimate dream. One would have been able to set fire to a newspaper with her or burn it on the wall paneling on the balcony. Anyway - a valuable thing in the courtyard and prestigious.
That is why I am extremely suspicious of a device that Extech Instruments offers for $ 300.

Electronic glass provides 4x optical and 7-27x digital zoom. It weighs 70 grams, works on three AAA batteries, carries two megabytes of memory on board (enough for 60 shots in the format of 320x240) and shows an enlarged image of the subject on a 1.8-inch display.
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All this would be great if it were not for one “but” - it is impossible to burn with the help of the MC108: Digital Mini Microscope: - (This means that this gadget will not deliver any pleasure to a normal child.