Precision spraying relies on the response of the spraying equipment to the features of the targeted canopy. PWM technology manages the flow rate using a set of electronically actuated solenoid valves to regulate flow rate at the nozzle level. Previous studies have found that PWM systems may deliver incorrect flow rates. https://www.spidertattooz.com/Superdry-Organic-Cotton-Essential-Baseball-L-S-T-shirt/