1.Our History Rain Sprayer only produce high quality, high quality, high quality Pressure Sprayer, such as: Hand Pressure sprayer,Shoulder Pressure Sprayer,Trigger Sprayer ,Knapsack Sprayer , etc, with Reasonable Price, no worried after-sold service: warranty period of our products is 36 months from date of delivery, during which accessories can be replaced and repaired for FREE. Any other problems will be handled in one day and solution will be provided in one week.