50Pcs Drip Emitters Fan Shape With Stake Water Flow Adjustable For 1/4 Inch Product Features Max water flow rate of our drip emitters is 25 gallons-per-hour, suitable for lawn, garden, flower beds, vegetable gardens, herbs gardens, etc. Especially for large garden. Spray diameter from 0 to 10 feet. Flexible adjustable water flow while using, no matter you want it larger, smaller, or turn off. Our drip emitters can achieve what you need. These drip emitters are ONLY suitable for 1/4 inch irrigation tube with 4mm inner diameter, also can be inserted to a 1/2 inch or larger irrigation tube directly. Make sure soak the end of hose by hot water before connecting. Common matching accessories have 1/4 inch couplings and barbed tees. These drip emitters are detachable and very easy to clean. Don't worry about clogging. Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!