... 15-18um 2.DC/AC220v power adapter 3.CE,ROSH, low pressure sprayer Advatanges:1. Cooling ,temperature drop 3-5 degree ... ..2.Rainproof,oscillation,height adjustable,DC/AC220v power adapter.3.Low nosie,easy to operation and maintain,less power consumption.4 ... ,CCC,CQCApplication:usually for cooling,temperature drop,industry&agriculture,etc. low pressure sprayer