This is a set of four 15-watt fluorescent lamps for ornamental fish, PG-II type. - Brand: NISSO - Model: FL15PG-II - Application: Fluorescent lamp for ornamental fish - Wattage: 15 watts - Type: PG-II - Quantity: Set of 4 - Manufacturer: Mitsubishi Electric Osram Co., Ltd. Thank you for viewing. These are NISSO fluorescent lamps that emit a purplish light. They are being sold because they are no longer needed. The outer box has some scratches and dirt. They are not new and unused. I have confirmed that they light up before listing, so please understand that no claims or returns are accepted. If there is any damage, please contact the shipping company. I will reuse packing materials for shipping. Instant purchase is welcome. #FluorescentLamp