No need to push any tabs. The drinking cup automatically replenishes itself with clean water and always remains half full encouraging animals to drink more naturally. Perfect size for smaller spaces. The Waterer holds up to 32oz(1L) with 1 Auto-Fill Cup.

• Automatic Waterer for Your Flock: No need to push any tabs. The drinking cup automatically replenishes itself with clean water and always remains half-full encouraging animals to drink more naturally, like they are drinking from a pond or bowl!
• Compact and Efficient: Perfect size for smaller spaces, large capacity! The Waterer holds up to 32oz(1L) with 1 Auto-Fill Cup. Suitable for chicks, chickens, ducklings, quails, cockatoos, parrots, pet birds, game birds, and more
• Clean and Cost Effective: Innovative design keeps dirt and debris OUT and water IN. Fresh, clean water is always available with our Auto-Fill Cups
• We Thought of Everything: Flip-cap cover on the waterer allows you to easily refill from the top; the water level is visible from the outside, making it easy to monitor water; cup inserts make maintenance a breeze
• What's in the Box: One 32oz(1L) BPA-Free food-grade plastic waterer, flip-cap cover, automatic refill drinking cup with elbow attachment, universal fit spring clip, and instructions