Speed mode:3 ranges Output power(MAX): 4.5W Working time(H): 2-4-6 Battery Specification: 18650 Li-ion Battery installation: Removable Chargering time(H): 5 Product Material: ABS Features: The structure of these fans is unique and fashionable. * Using the brush and slotless motor, to ensure the high winds and long-life. Intelligent control system, reliable perfomance, which is fully functional and easy operation. Using the international standard 18650 capacity lihium batteries, which can be recycled and low cost, more universal. A professional portable fan with integration of design, simple appearance and firm structure. Brand other SKU OT776HL03451CNAFAMZ-27766 Model other