【Wireless Cooling Fan】 Portable desktop turbo fan with LED lighting and mist humidification for cool, refreshing air 【Adjustable Settings】 Four-speed wind control with quiet operation for personalized comfort 【Compact Design】 Small and portable, perfect for desktop use with adjustable front grille 【Night Light Mode】 Integrated LED night light feature for added convenience 【Long Battery Life】 Rechargeable 3600mAh battery provides extended use, ranging from 2-18 hours depending on speed setting Specifications: Material: ABS Dimensions: 244 x 137.8 x 117mm Water Tank Capacity: 610ml Power Consumption: 5W Input: 5V / 2A Battery Capacity: 3600mAh Battery Power: 170mA (1st gear), 415mA (2nd gear), 928mA (3rd gear), 1.3A (4th gear) Usage Time: 16-18H (1st gear), 5-6.5H (2nd gear), 4-5.5H (3rd gear), 2-3.5H (4th gear) Usage Time with Atomization: 3.5-4.5H (1st & 2nd gear), 2.5-4H (3rd gear), 2-3H (4th gear)