From JisuLife
Name: JISULIFE Handheld Fan Life5 Model Number: FA42-1 Colour: Brown Battery Capacity: 4500mAh(16.65Wh/3.7V) Working Power: 5.0W MAX Fan Speed: 4m/s MAX Fan Level: 5 gears Battery Cell: lithium-ion battery Connector Type: USB Type C Charging Time: 4 - 5hours Usage Time: 4 - 18hours* *(depending on the service at different levels/usage scenarios) Material: Plastic For JisuLife items warranty service and support: Address: 150, Ubi Ave 4 #04-01 Ubi Biz-Hub, 408825