Features: High heat resistance, long life, ergonomic design, durable construction, quality assurance. Standard interface, precise alignment, no deviation, stable current, secure connection, easy to disassemble and install. Made of high-quality materials, enhanced thermal conductivity, effective heat dissipation, excellent performance. Provides energy savings for a wide range of indoor and outdoor lighting applications. Applications: Aluminum lamp, dome light, crystal lamp, mirror front lamp, and similar lighting fixtures. Specifications: Rated Voltage: AC 220V, 50Hz Power: 22W - 40W Rated Current: 0.1A - 0.22A Power Factor: Above 0.92 Lumen Coefficient: 0.9A Dimensions: Length: 11cm (4.33in), Width: 8cm (3.15in) Quantity: 1 piece Note: Please allow 1-3mm error due to manual measurement. Ensure you are comfortable with this before purchasing. Due to differences in monitor displays, the image may not reflect the actual color of the item. Package Contents: 1 x Electronic Ballast