Locking Plug US Standard 4 Holes L15-30P Brass Adapter 30A 250V for Appliances 1. Reliable Used: Able to withstand high voltage up to AC 2500V 50HZ-60HZ, the locking plug is very safe and reliable. 2. Brass: Made of brass, it has excellent electrical conductivity for simpler connection and disconnection. 3. Wider Usability: Can be used as a replacement plug for various electrical applications, such as dryer, generator, etc. 4. Good Material: Using high PA66 plastic material, the solid shell is not easy to break and very durable to wear .5.Easy to Install: Designed to be light in weight and compact in size, and the installation can be completed quickly. Specification: Item type: locking plug Applicable voltage: 250V Rated current: 30A Ambient temperature: -20 ~ 50 Shell material: PA66 plastic Material: brass Contact resistance: R1 50M Insulation resistance: R2 500M Connecting life: more than 20,000 times . Package List oacute;in: 1 x Locking Plug Note: Pay attention to the safety of electricity when using.