JisuLife Stroller Fan Life2S High Speed Energy Saving Stroller Mini Fan Octopus Bladeless Swingable Head Air Purifying Fan 1. Battery capacity: 5000mAh 2. Charging time: about 3-4h 3. Use time: about 2.5-12.5h 4. Wind speed: 100 speeds + inverter wind mode 5. Charging port: Type-C 6. Material: ABS, PC, Silicone 7. Size: about 42.3 x 12.75 x 11.85cm 8. Weight: about 710g Features: 1. PM2.5 air filtration, efficient air purification, effectively filter out dust impurities, allergens in the air 2. 50 degrees left and right automatic head shaking, all-round cool coverage 3. Leafless turbocharged air duct with air multiplier technology, through the intake of pressurized air supply, effectively amplify the surrounding air to form a strong airflow, blowing a natural and stable wind more comfortable 4. High-speed energy-saving fan, strong power to bring big wind power 5. Upgraded wind power, free to switch the appropriate gears 6. Digital display screen design, clearly visible wind power, power display, timely grasp of the fan status 7. Intelligent AI chip protection, over-currentshort-circuitover-voltageoverheating protection 8. ABS material, safe and harmless 9. Independent key control, convenient operation 10. Replaceable filter element 11. 3-speed lighting + 2-speed warning light 12. 4 brackets, removable design