Type C Card Reader USB C Asltoy SD Card Reader TF USB C Card Adapter Simultaneous Read and Write Flash Memory Card Reader with OTG Function for PC MacBook Chromebook Windows Silver

Usage: 1.How to make this unit turn from USB-A to Micro-USB? Press blue grooves with you finger or something sharp,then pull out untill Micro-USB is completely out. 2.How to make this unit turn from Micro-USB to USB-A? Press blue grooves with you finger or something sharp,then pull into untill Micro-USB is completely hide. Technical Specifications Material: Aluminum+ABS Product Dimension: 75mm*22mm*12mm Product Weight: 18g Support Device: Macbook(USB Type C)/Chromebook/Windows system Micro USB OTG Supported Devices HTC Butterfly, HTC Butterfly S, HTC New One, HTC One X Samsung GALAXY NOTE (GT-N7000), Samsung Note 8, GALAXY S2, GALAXY S3, GALAXY S4, Samsung MAGA 6"3 SONY XPERIA S (LT26i), SONY XPERIA Z (C6602), SONY Xperia TX LT29i More other Micro USB OTG supported devices please refer to the instruction of your phone. Compatible with TF and SD cards: Micro SD/ MICRO SDHC / Micro SDXC SD / SDHC/ SDXC/ MMCII/ RSMMC Product Features Compatible with Windows Compatible with Type-c laptop Compatible with smart phone through OTG Support OTG with USB Micro Mobile Devices Please Note: ? This unit do not support hot plugging, please insert SD or TF card firt before connection. ? This unit do not support two cards at the same.