Philips TL5 HO Eco 20W 830 - 115cm at a low price! Take advantage of Philips quality with significant discounts for large quantities! Fast delivery, do not hesitate, contact us! Philips TL5 HO Eco 20W 830 - 115cm specificationsPhilips TL5 High Output Eco are fluorescent tubes of 16 mm in diameter and have a G13 base. These lamps are highly efficient and economical. They have a low energy use for a very important light output. These lamps must be used with an electronic ballast.