uhf reader compare with GP99 LF long range proximity reader

https://www.youtube.com/watch?v=weZoCY1x0kI
uhf reader compare with GP99 LF long range proximity reader
UHF can NOT passthough solar film with heavy metal oxide such as VKOOL,If heavy metal oxidetotal block UHF signal, might require user to wind down windows for about 20cm to allow UHF signal penetration into car and read card

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