CREEXEON Power Washer Surface Cleaner with 4 Wheels, 2000-4000PSI Compatible with most brands' Pressure Washer, connect with 1/4" quick-connect fitting ★ Large Cleaning Area --- Deliver professional level cleaning over 16.5'' wide,saving your time. ★Clean up to 6 X FASTER than a standard spray nozzle. ★ Evenly distributed water pressure reduces the possibility of damage to wood surfaces. ★Quick and flexible movement. Increase distance from the ground, protect the rotating spray bar from damage. ★ Ideal for cleaning driveways, patios, decks, and sidewalks CAUTION: 1.Please do not aim at the human body. The high pressure generated by the high pressure cleaner may cause serious damage to the human body. 2.Before operating the equipment, pull on the surface cleaner to ensure it is properly seated. REMINDERS: ❀Issue1: Nozzle Blockage If the jet arm did not spin or pass water through nozzles, maybe the nozzles are blocked with sand or other debris. Please clean the nozzle by using nozzle cleaner or replace the nozzle. If the jet arm doesn't spin or no water come from the nozzles. Step 1. Remove the blocked nozzle with a wrench. Step 2. Rinse with water. (If you do not want to replace the nozzle, please use nozzle cleaner to clean the nozzle.) Step 3. Install the replacement nozzle covered with Thread Seal Tape. ❀Issue 2:Top Connetor Leaks In a few cases, the top of surface cleaner will leak after prolonged use. Please replace the o-rings. Step 1: Remove the screw by using a hex wrench. Step 2: Replace the damaged O-rings with new ones. Package list: 1 x Power Washer Surface Cleaner 2 x 15'' Pressure Washer Extension Wand(1/4-in quick connect fitting attached to standard spray guns and wands) 2 x Replaceable Nozzles 4 x O-rings 1 x Teflon tape 1 x Needles to avoid nozzle clogging. 1 x Manual