TECKNET Bluetooth Mouse, 2-in-1(BT 5.0/3.0+2.4Ghz) 4000DPI Wireless Mice with USB Connect Available for Laptop Computer, Portable PC Mouse Bluetooth for Mac (USB-A+BT Wireless Connect, Black)

Multi-Mode Connectivity: TECKNET bluetooth mouse switches between 2 devices via BT5.0/BT3.0/2.4GHz. Compatible with laptops/tablets/MacBooks, realizes free switches between 2 devices(with Bluetooth mode and 2.4G mode) in a switch button on the computer mouse wireless.. 2 in 1(Bluetooth+2.4Ghz USB) Connect via Bluetooth(Windows/macOS/Android) OR the included 2.4GHz USB-A Nano Receiver. Store adapter in mouse, and no WiFi support.. Dual-Device Control: Switch between laptop/tablet instantly. MacBooks require Bluetooth (no USB port). Supports control 2 devices(one with usb-a, one with bluetooth), without the trouble of plugging and pairing.. Customizable DPI: 6 adjustable levels (800/1200/1600/2400/3200/4000). Tru-Wave tracking works on most surfaces. Plug-and-play with Nano receiver storage (stored in the back of the wireless mouse for laptop). Ergonomic Build: Bluetooth mouse Features a contoured shape for comfort during extended use,10 million times click durability. Size Advisory: This is a COMPACT mouse, measuring 4.21"" x 2.48"" x 1.54"". It is designed for portability and may be too small for very large hands. Please compare the dimensions with your current mouse for reference.. Smart Features: The Bluetooth mouse has an auto-sleep function to extend battery life. Up to 18 months of battery life, requires 1 AA batteries (not included).. Back/Forward buttons make moving quickly forward or back between documents or browsing websites a breeze (Windows/Android only, Mac not suitable). Warranty & Note: 36-month warranty with registration. Troubleshoot via battery replacement/LED indicators (green=2.4G, blue=BT). No USB-C support and not rechargeable, iPad shows round cursor, Mac disables side buttons.. Usage Reminders: Audible clicks(not silent). Sleep mode activates after 10min (double-click to wake). Windows 7/XP note: Manual driver install required for USB adapter. Contact the seller for damaged/missing parts.. 2.4G Mode: Insert batteries → Toggle switch to 2.4G (green LED) → Plug receiver into USB-A → Press any button to connect. Bluetooth Mode: Insert batteries → Toggle to BT mode (blue LED) → Hold pairing button 3s → Enable device Bluetooth → Search ""BM20X-3.0"" or ""BM20X-5.0"" → Connect