Mardel® Live NH3™ Ammonia In-Tank Meter

The Live NH3 in-tank meter takes Mardel test strip water monitoring into your aquarium, making it even easier to maintain healthy water quality. LiveNH3 helps you maintain healthy water by constantly monitoring toxic ammonia and providing immediate response to dangerous ammonia levels. Just attach LiveNH3 to the inside of your aquarium using the suction cup. Then just glance at the active membrane on your LiveNH3 meter to determine ammonia values. Patent pending technology ensures accurate ammonia detection. For freshwater aquariums only. Replace meter every 4-6 weeks. Shipping weight: 1/10 lb.