JLTcard is a leading disposable rfid wristband manufacturer in China with its own brand. The rfid key fob series has become a hot product of JLTcard. Nanometer material is coated on the heat sink of JLTcard rfid keyfobs to improve its heat dissipation capacity, which significantly improves the lifespan of its chips. This product does not generate harmonics that have a great influence on the quality of the illumination. The LED driver circuit and the rectifier filter circuit are all improved.
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