2 Pcs 11W G23 2-Pin UVC Lamps, Pond Filter Bulbs, Replacement Bulb for Filters & Clarifiers, UV Filter, Compact Bulb, Suitable Park Ponds, Fish Tanks, Aquariums

【You Can get】You will receive 2 pcs fitting G23 11W 2-PIN UVC lamps. 234mm total length, 12mm diameter. This G23 UVC lamp operates reliably in various conditions, ideal for outdoor ponds, garden water features, and areas with temperature fluctuations. 【High-Quality Materials】Crafted with high-purity quartz glass, achieving over 90% UV transmission at 253.7nm. This G23 2-PIN UVC lamp effectively inhibits algae growth in ponds and aquariums, keeping water clear and reducing cloudiness. 【Easy Installation – Plug and Play】The G23 11W UVC compact lamp features a 2-pin connector – simply insert it into your compatible filter or ballast. Before purchasing, please ensure that the specifications of your light fitting are compatible with the light bulb. 【Recommended 12-Month Replacement Cycle】As an 11W replacement lamp, it is best to replace every 12 months. Regular replacement ensures consistent UV output, continuously improving water clarity and keeping your fish tank or landscape pond crystal clear. 【Wide Compatibility】This G23 2-PIN UVC lamp requires an inductive ballast (not compatible with electronic ballasts) and is widely used in home fish tanks, ponds, aquariums, and small garden rockery pools.