Joneytech Silent Desk Fan, 4000mAh USB Rechargeable Battery Portable Table Fans with 4 Speeds,Powerful Cooling for Home Office Bedroom Desktop Small Fan

【4 Speeds & 90 Angle Adjustable small desk fans】 This portable fan wIth 4 adjustable speed is adequate for your various demand, just press the power button to change the speed.90 Angle Adjustable fan can satisfying your different needs under multiple occasions. 【Long Working Time for battery fans】This desk fans built-in 4000mAh rechargeable battery. Work up to 4-14 hours (depending on its speed). Comes with USB C cable, the USB fan compatible with any device with USB port (laptop, desktop, power bank, socket, power outlet) to get charged. 【Quiet Design fans for bedroom and working】Four non-slip mats on the bottom help reduce vibration to make the working sound lower, and increase friction to preventing the desk fan moving around even when working at the high speed. 【Portable rechargeble small Fan 】 13.8* 7.5 * 18.3 cm little size and 0.4kg lightweight. This battery fans is easy to pack in a bag when you travel or go out. It will be a good partner for desktop, office, home, dormitory, camping, library or any activity. 【Easy to clean for mini fans】Designed with detachable front cover, very convenient to clean after long-time use. High density grille cover design, The distance of the front grille cover is only 4 mm and back grille cover is 7 mm, even children's fingers are not easy to reach. It is very important to assure children's security.,We provide a free replacement within three months if the product is damaged., Weight: 0.881849048 pounds, Manufacturer: Joneytech