Details The " Dual Mode Wireless" means bluetooth 5.0 version work via receiver and bluetooth ; it is dual mode ; please choose right option you needProduct Features - 1; Ultra-slim design; fashionable and convenient;2; Strong anti-interference ability; long working distance up to 10M3; Intelligent energy-saving red light design; long standby time4; Scroll wheel zips; you through webs with ease and speed Note - 1; Do not disassemble the product by yourself2; Avoid dropping3; Avoid water 2.4G Connect - when using - 1; insert the USB receiver at the botton of the mouse onto the computer2; open the power switch at the bottom of the mouse; then you can USE it normally!(Please note that in this order; quick pairing) Bluetooth usage 1; Power ON to ON position; turn ON the bluetooth of the device; and click the BT3.0 Mouse or BT5.2 Mouse How to connect mouse for iOS - You need to upgrade to iOS 13 or above;setting → Accessibility→ Touch → Accessibility Touch → Turn on your phone or tablet; an