3 in 1 hdmi adapter cable, tiancai type-c/micro usb/phone to tv projector monitor 1080p hdtv hdmi cable adapter for all mobile phone devices tiancai with this smartphone to hdmi adapter, you could cast the content of your phone to a larger screen easily like hdtv, projector, display or other compatible devices for home entertainment, business meetings, education, training and etc.<br> support multi interface, usb c/micro usb/phone to hdmi tv for android devices/os devices.<br><br> how to use:<br> <b>for os:</b><br> just connect three ports of product to phone, power adapter,tv correctly, and click "trust".<br><br> <b>for android:</b><br> 1.connect product to tv, power adapter and phone. <br> 2. download "ezcast" to your phone, follow the steps in the product description picture.<br><br> if your phone operation system is latest, and find that product can not show anything, that means you need to update the product.<br><br> <b>how to upgrade:</b><br> 1. connect usb port to power supply, and connect hdmi port to tv.<br> 2. use a needle to insert the hole in the product, the yellow square on the screen moves from “plug&play” to “setup&ota”.<br> 3. turn on the hotspot sharing of the mobile phone, connect the mobile phone to the product, and the product will be upgraded automatically. (do not turn off the power during the upgrade)<br><br> warm tips:<br> 1.this hdmi cable isn't designed for charging purposes.<br> 2.this adapter cable can support to mirror youtube/ office/ safari/ chrome/ facetime, while not support netflix / amazon video/ directv/ hulu etc paid videos due to copyright.<br><br> package contents:<br> 1 x 3 in 1 phone to hdmi cable<br> 1 x user manual.