With our quick-start ballast, you'll get bright light immediately and without flickering, buzzing or buzzing.<br> Changing fluorescent light ballasts is easy with our fluorescent light ballast.tube thanks to;the wiring color scheme to choose from.<br> Quick Start.You should match the same colors as your old lamp magnetic ballast in most cases.<br> The instant start ballast helps improve lamp life and is equivalent to many types of fluorescent ballasts.<br> It can be installed on a desk lamp, as a kitchen light ballast or any other home office accessory.<br> Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store<br>Note: <br>1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. <br>2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you!<br>About Shipping: <br>1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly.<br>2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances.<br>3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 409 hours, wish you a happy shopping!