1. Tamper-Resistant(TR) Models: Comply with NEC requirements mandating that all 15A and 20A receptacles installed in dwelling units must be listed as tamper-resistant. Shutter mechanism inside the receptacle blocks the access to the contacts unless a two or three prong plug is inserted.
2. Flame Resistance Material: flame resistance enclosure material is used for USB receptacles, it can resist burning and withstand heat to prevent fires.
3. PD (Power Delivery) is an open fast-charging standard developed by the USB-IF organization. Its core advantage lies in breaking through the power limitations of traditional USB, as it can flexibly adjust higher voltage and current via interfaces such as Type-Câthereby supporting efficient power supply and fast charging for various devices, from mobile phones and tablets to laptops and monitors.
4. Smart System: Built-in smart chip recognizes the individual device's charging requirement to optimize the charge.