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S218M smart hotel room energy saving electrical insert key card power saver switch buy it!
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Energy Saver Hotel And Rfid Card 125Khz/13.56Mhz RFID Hotel Card Power Saving Switch/Energy Savers buy it!
$4.50-$6.50
Smart Power Saver Switch hotel key card switch smart insert key card power saver wall switch buy it!
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220v 50Hz black pc panel key card to get power socket energy saving hotel card switch for high frequency/ low frequency 86*86m
$9.84-$12.30