Features: - No far-infrared coating, spectral radiation matching absorption characteristics, long-term use of radiation performance does not degenerate, high efficiency of electric conversion. - Up to 30% more energy-efficient compared to standard heating elements. - Fast heating, low thermal inertia, high temperature resistance, corrosion resistance, excellent thermal and chemical stability, long service life, high dielectric strength. - No pollution, considered a clean type of heater, suitable for modern high-efficiency and high-quality production requirements. - Ideal for applications with high hygiene standards in household appliances. - Simple design, easy to manufacture, install, and cost-effective. - Very low thermal expansion coefficient; quartz glass can be heated to approximately 1100°C and placed into room temperature water without cracking. Specification: Voltage: 110-120V, 1200-1400W External Dimensions: 150mm x 150mm Internal Dimensions: 130mm x 130mm Bulb Width: Approximately 10mm Cable Length: Approximately 200–250mm Friendly Tips: 1. Due to lighting and screen differences, the item's color may slightly differ from the images. Please understand. 2. Please allow 1–2cm differences due to manual measurement. Package Includes: 1 x Circular halogen tube