LSE Lighting 9W UV Bulb Lamp for Fishmate 2000 Filter Brand: LSE Lighting (Trademark of Light Spectrum Enterprises Inc) Base: G23 Bi-Pin - Life: 10,000hrs Super Life Wattage: 9W This UV replacement lamp by (LSE Lighting) is 100% compatible for use with Fishmate 2000 Filter. All lamps listed are compatible brand (LSE Lighting) UV products. We do not sell Fishmate brand lamps. All Fishmate brand names, trademarks and logos are property of Fishmate.