Read Speed: 90MB/s (Tested in a lab environment under controlled conditions. The actual speed may vary depending on the device used and the environment. For devices that do not support UHS-1, transfer rates may vary due to interface constraints.) Write Speed: 90MB/s (Tested in a lab environment under controlled conditions. The actual speed may vary depending on the device used and the environment. For devices that do not support UHS-1, transfer rates may vary due to interface constraints.) Speed Class: A2, V30 Weight: 0.5g (0.01oz) Dimensions: 15x11x1mm (0.59x0.47x0.03in) Operating temperature: -13degF to 185degF (-25AdegC to 85AdegC) Erase cycles: 3,000 times Compatibility X4 Air GO Ultra X5 Insta360 Ace Pro 2 X4 Insta360 Ace Pro Insta360 Ace X3 ONE RS (Twin/4K) ONE RS 1-Inch 360 Edition Sphere ONE X2 ONE R ONE X