9 Watt UV Replacement Bulb for UVFK-9 CF-400UV CF-500UV UVP-9 UVCP-9 Brand: LSE Lighting SuperLife 10,000hrs Ultraviolet UV replacement for UVFK-9 CF-400UV CF-500UV UVP-9 UVCP-9 Wattage: 9W Length: 6 1/2" - Base: G23 2-Pin