How To Use the K-Rain Super Pro Sprinkler (irrigation sprinkler adjust) - YouTube
K-Rain® K-Sprays™: How to Set and Adjust - YouTube
Sprinkler Install & Instruction Videos
Amazon.com : 2 Pack K-Rain MiniPro K-Key Adjustment Tool, K-Rain P59995 K-Key Adjustment Tool, Replacement Key for Mini Pro and Pro Plus Rotor Sprinklers, Pack of 2 K Rain Keys with Included