EM11 NL Wireless Ergonomic with Extended Wrist Rest, Fits the Palm Perfectly, Reduces Hand Fatigue, With Bluetooth 5.0 and 2.4G USB-A Dual Connect Mode, this ergonomic wireless can connect to 3 different ：Built-in 500mAh rechargeable lithium battery
Systems: Windows 8, Windows 10, Mac Os X 10.12 or later, Android 4.3 or later
Click Life: 3 million+
Transmission distance: 10m
Dimensions:
size: 138 x 69.2 x 68.1mm

Package :
1 x Wireless
1 x 2.4G USB-A Receiver
1 x -Charging Cable(The -cable is for charging only)
1 x User Manual

Note: The 2.4G USB-A receiver is located on the bottom part of the .

Connection Guide: This pairs via Bluetooth or the USB-A receiver only. Note: A USB-receiver is not . The -cable is for charging
Connect up to 3 Devices: This ergonomic wireless features dual Bluetooth connectivity and 2.4G USB-A connectivity modes for simultaneous connection of up to 3 different devices, and is with Windows 8, Windows 10 or higher, Mac OS X 10.12 or higher, and Android 4.3 or higher
Rechargeable Ergonomic : The Bluetooth Vertical has a built-in 500mAh Li-Ion battery that can be conveniently recharged the -cable(The -cable is for charging only)
Ergonomic Vertical Design: The ergonomic wireless keeps your wrist naturally straight, putting your forearm and wrist in a more natural and relaxed position, which can reduce discomfort and strain, helping to improve productivity and reduce the risk of repetitive strain injuries compared to a standard . Warm tips: We encourage you to relax your palm and hold the naturally when a vertical
Perfect Fit for Small to Medium Hands: Designed specifically for hand lengths under 7.5 inches (19.05 cm), the EM11 NL reduces wrist strain by aligning with your natural grip. Please measure the size before ordering for a better fit and more comfort
Learning curve: Since it takes a learning curve to used to the shape when our ergonomic for the first time, it may cause inconvenience to your grip, We recommend that you take 1-2 weeks to used to it, as many users find that it will help reduce the pressure and pain on your wrist caused by long-term use of the and improve comfort
Adjustable Dpi & High Performance: 1000/1600/2400 DPI levels provide higher sensitivity than standard optical mice for precise optical tracking; with the back and forward buttons, you can easily navigate websites and increase work efficiency. Note: All buttons are not programmable and the forward and back buttons are not with Mac OS systems
Quiet Clicking: The silent click sound of the left and right buttons help you focus on your work, Note:the middle scroll wheel and and the back/forward buttons are not silent