Turbo Handheld Small Fan Outdoor 100-speed Cooling Fan Built-in 4000 mAh Battery 1. Hurricane turbine handheld fan, dual cooling, extremely fast cooling, 8ms ultra-wide-angle hurricane, 100 gears to adjust at will 2. Cold wind & ice compress dual cooling, superconducting ice magnetic refrigeration device is added to the air outlet. While the icy cool wind is sweeping out, the ice magnetic refrigeration ball will cool down rapidly, which can be attached to the skin to achieve a double strong ice experience 3. 0.5s extremely fast cooling: using aerodynamic principles, built-in high-speed turbine rotation, bringing strong cold wind 4. Built-in AI protection chip, overvoltage protectionhigh temperature protectionshort circuit protectionovercurrent protectionovercharge protectionover-discharge protection 5. LED digital display, control the gear and power at any time 6. Very small and light, it does not take up space when carried outdoors Parameters: 1. Material: ABS+battery core+electronic components+hardware 2. Input: 5V 2A 3. Rated power: 12W 4. Charging interface: Type-C 5. Battery capacity: 4000 mAh 6. Gear: 1-100 gears 7. Battery life: Fan alone: 1 gear about 23 hours, 50 gear about 4 hours, 100 gear about 2.5 hours, fan + cooling time: 1 gear about 3 hours, 50 gear about 2 hours, 100 gear about 1.5 hours 8. Charging time: about 3.5 hours 9. Product size: 59 x 60 x 185mm 10. Net weight: 233g Packing list: Fan x 1 Data cable x 1 Foam x 1 Lanyard x 1 Instruction manual x 1