Feature:1. Adopt U1 C10 speed standard, can transmit photos and videos to your computer quickly.2. Support HD video recording and playback.3. Adopt high quality storage unit, strictly guarantee the stability and smoothness of data transmission, long service life.4. Suitable for complex outdoor environment, waterproof, high/low temperature resistance, antimagnetic, X-ray proof.5. Widely compatible with various microSDHC supporting devices with SD card slots, including smartphones, driving recorders, GPS navigators, digital cameras, MP3/MP4 players and other devices.Specification:Features:Adopt U1 C10 speed standard, can transmit photos and videos to your computer quickly.Support HD video recording and playback.Adopt high quality storage unit, strictly guarantee the stability and smoothness of data transmission, long service life.Suitable for complex outdoor environment, waterproof, high/low temperature resistance, antimagnetic, X-ray proof.Widely compatible with various microSDHC supporting devices with micro SD card slots, including smartphones, driving recorders, GPS navigators, digital cameras, MP3/MP4 players and other devices. Specification:Type: TF cardMemory: 16GB/32GB/64GB/128GB/256GB/512GB(optional)Speed level: U1 C10Read speed: 10MB/s(16GB-32GB), 10-20MB/s(64GB-512GB)Write speed: 5-6MB/s(16GB-32GB),10-15MB/s(64GB-512GB)Item size: 1.5 * 1.1 * 0.1cm /0.59 * 0.43 * 0.04inPacking list:1 * TF cardPackage List:1 * TF card