Features 1、Premium Production: Manufactured with advanced CNC process technology, these plugs has high accuracy and stable performance. 2、Wide Application: These plugs are widely used in drones, RC models, electric vehicles, and other situations. 3、Gold Plated Brass Surface: The brass material surface is gold plated, which effectively plays the role of anti corrosion, anti oxidation, and resistance to pulling and plugging. It has good electrical conductivity, safe and stable continuous discharge, and ensures working stability. 4、ABS Shell: Made of ABS material, These shells are impact resistance and scratch resistance, providing the plugs with long life span. 5、30PCS: There are 30 pieces 4mm plugs in the package to meet your needs, enough for long term use or make replacements. Specification Item Type: Banana Connector Plugs Material: Brass, ABS Package List 30 x Shell 30 x Plug 30 x Socket