... in the present,tf cards and sd cards are both memory cards,tf cards can be used as sd cards with ... a sd adapter.Functionit is mainly used for cellphone,GPS,Music player,memory disk and etc device,its size is 15mm x ... to 60 centigrade8,Storage temperature: -20centigrade to 85centigrade9,Applications:cellphone,gps and digital products with tf cards slots l0,Standardization:comply ...