Seachem Alert Combo Pack

The Alert Combo pack combines Ammonia Alert® (1 card) and pH Alert® (1 card). Ammonia Alert® and pH Alert® are nearly half the size of competing products. At 1.5" x 2.5", they are unobtrusive, small, and clear, so they won't detract from the view of your aquarium. Simply place Ammonia Alert® and pH Alert® visibly anywhere in your aquarium or filter. It’s that easy. No chemicals or test procedures are required.

Ammonia Alert

Ammonia Alert is an innovative color device for continuously detecting and monitoring toxic free ammonia. A sensor changes reversibly from yellow to green to blue, relative to the ammonia concentration. No test kits, chemicals, or procedures are needed. The device detects less than 0.05 mg/L (ppm) free ammonia and alerts you to the #1 killer before any sign of stress. It lasts over a year and replacement sensors are available. Marine or freshwater us.

pH Alert

pH Alert is a unique color device designed to be placed in the aquarium or filter and monitor pH continuously. A sensor changes color reversibly to alert you shifts to in pH levels between 5.8 and 8.6. Freshwater Only

Key Features:

• Continuous freshwater pH & ammonia readings pH
• No strips. No tests.
• Simply hang in your tank!
• Amonia Alert lasts 1 year, freshwater & marine water
• pH Alert lasts 3-6 months, freshwater only