Five key features: 1. USB-powered with simulated warmth for extended wireless use 2. Compact and portable design, ideal for computer users 3. Smooth, stylish appearance; requires only a small amount of lubricant for comfortable use 4. Constructed with durable ABS engineering plastic and an integrated carbon fiber heating element 5. Easy to clean and designed for hygiene and environmental responsibility Specifications: One piece per pack Function: Compatible with compatible male devices Usage: Connect to a USB charging port and insert the heating rod into the device opening. Warm up for 5–10 minutes before use. Can be charged directly via computer USB port or with a standard smartphone power adapter (adapter not included). Charging time is approximately 5 minutes. Package includes: 1 x Heating Rod Note: We sell only the heating rod; other items shown in the image are not included. Please note that due to monitor display differences, the actual product color may vary slightly from the image. Due to manual measurement, minor size variations may occur.