Sustee Aquameter (Green, Large, Refillable) - Plant Soil Moisture Meter, Sensor, Probe, Indicator - Best for Potted Plants

Key features

• Senses water at root level, no dirty fingers & damaged roots trying to gauge moist soil by feel - Prevent withering, so your healthy houseplants can clean indoor air to keep you healthy!
• Leave the device in the pot to continuously monitor soil humidity and show you when to water - Each stick will last for approximately 6-9 months
• Award-winning product design - Refillable core; allows for replacement cores to be inserted - No batteries – Environmentally friendly – Creates little waste
• Sustee collaborated with Tokyo University of Agriculture to improve the design and function of each stick
• Sustee size L is best for pots over 7 inches in diameter - Each refillable core will last for approximately 6-9 months