VIVOSUN 4-Pack FlexFeed Self-Watering Irrigation Pot, Auto-Irrigation Fabric Pot Base with Water Meter & Maintenance Window, for Use Indoors/Outdoors in Grow Tents, Greenhouses, & Gardens

Durable Construction: Crafted from high-strength glass fiber-reinforced polypropylene, these irrigation pots support up to 130 lb (60 kg) and are built to last; Designed for fabric grow bags (up to 5 gal), they can also be upgraded to drip irrigation with the FlexFeed Drip Irrigation Kit
Generous Capacity: The 1.3-gallon (6L) tank consistently hydrates and nourishes your plants for up to a week, making it ideal for extended vacations and preventing overwatering or underwatering
Gridded Maintenance Window: Provides easy access for water refilling and pH/EC value testing; Allows for quick and tidy plant feed adjustments
Active Monitoring: User-friendly water meter clearly indicates the water level; Alerts you when it’s time to add water, effectively prevents underwatering
No-Buildup Design: Elevated drain plate with multiple drainage holes and grooves lifts the grow bag to prevent water buildup and directs excess runoff water into the basin below