LSE Lighting 5W UV Bbulb TPP2010 for Therapure 201M HEPA Purifier TPP201M Brand: LSE Lighting Wattage: 5W Length Overall: 4" - Base Type: Square Base - 2pin This UV Lamp by LSE Lighting Brand is 100% compatible for use with Therapure 201M TPP201M HEPA Purifier. All lamps listed are compatible LSE Lighting brand UV products. We do not sell Therapure brand lamps. All Therapure brand names, trademarks and logos are property of Therapure.