Main Specifications:Pixel: This mini camera has 1080P ultra high definition pixels, which can make video clearly.Rechargeable: The built-in rechargeable lithium battery allows you to work outdoors for about 2-2.5 hours when fully charged.Compact Tiny Size: Tiny and portable size will not attract any unexpected attention, which is also easy to set up and use.Supports up to 128G TF card: Supports loop video , built in 32GB TF card.Note：If the machine has not been charged for a long time, resulting in low power, please use the charger adapter to charge, otherwise you can use the computer to chargeWhen the memory is insufficient, the new document will overwrite the old documentWhen you need to format or set the device time, please back up important files and 'TIME UPDATER.exe' softwarePackage Include:1 x Sports bracelet Camera (included 32GB SD card)1 x USB Cable1 x User Manual