Overview: For best performance, use fresh alkaline batteries (AA size, 2 required). Unscrew & open battery compartment door, insert batteries following (/-) marks. To close, close the compartment door & screw up. Turn fan upside down & unscrew cap. Fill bottle with water & ice only. Do not freeze water in bottle. To turn the fan on & off, press the ON/OFF button located on the back of the fan once. If fan does not operate, check that batteries are installed properly. To spray mist, press the trigger. Specification: Weight Approx:166g Size Approx:9.5 x 6 x 26.5