Physical and Connector Features
Interchangeable Tips: Includes a set of 8 to 14 distinct physical DC plug sizes or USB-C Power Delivery (PD) tips coded for different brands like Lenovo, Dell, HP, and Asus.
Polarity Protection: Manual switches or smart chips to prevent reverse polarity damage on barrel plug tips.
Safety Certifications: Built-in over-voltage, short-circuit, and over-temperature protection complying with CE or equivalent standards. [1, 2, 3, 4, 5]