Generally, the memory occupied by a photo of an 800W pixel mobile phone needs 3-5 MB, and the memory occupied by 5000 photos is 25 GB, so a 32G USB flash drive can meet the demand.If the memory occupied by special high-definition photos is generally 10M+, the required USB flash drive is 64-128G.
Each 12 megapixel JPG photo is about 4,5 megabytes, which requires about 1.5G of USB disk space.File sizes vary with different resolutions and compression ratios.It is recommended to use a USB flash disk of more than 2G