1.widely used in digital camers,PC,car navigation,.etc 2.compact size for:24mm*32mm*2.1mm,equal to the size of a stam 1GB memory card for digital cameras 1.capacity 1GB,(512MB,2GB,4GB,8GB...32GB,etc,those capacity is all available)2. specifications Size 24mm x 32mm x 2.1mm Area 768mm2 (100) Card Volume 1,613 mm3 (100)Thickness 2.1 mmWeight Approx. 2gNumber of pins 9 pinsOperating Voltage 2.7V - 3 ...