Trackball Mouse RGB Wireless 2.4G Bluetooth Ergonomic Mouse (Rechargeable, Rollerball, For Laptop/PC/iPad/Mac) The ProtoArc EM01 Trackball Mouse is a versatile and ergonomic mouse designed to reduce strain on your wrist and arm. It offers adjustable angles, RGB lighting modes, and multi-device connectivity, making it suitable for a wide range of users, including those who frequently switch between different platforms. Key Features: Ergonomic Thumb Control: This mouse features a smooth rollerball controlled by your thumb, eliminating the need to move your entire arm to control the cursor. It helps reduce fatigue and strain on your wrist and arm, making it ideal for prolonged use. Note: The forward and backward buttons may not be fully compatible with Mac systems. Adjustable Angle Design: The unique adjustable hinge allows you to customize the trackball angle from 0 to 20 degrees, providing a more natural hand position to reduce muscle strain. The mouse enters auto-sleep mode after a few minutes of inactivity to save battery, and it can be quickly reactivated with a click. RGB Lighting with 4 Modes: The mouse features 4 RGB lighting modes: Rainbow Streaming Light (Default) Rainbow Breathing Light Neon Color Mixing Breathing Light You can toggle between these effects using a dedicated button, and long-pressing the button allows you to turn off the lights to save battery. Rechargeable & Adjustable DPI: Equipped with a 900mAh lithium battery, this mouse can last up to 1 month on a single charge. No need to change batteries, just recharge when needed. The mouse supports 3 DPI levels (1000, 1600, 2400 DPI), allowing you to easily adjust the cursor sensitivity depending on your needs and the surface you're working on. Multi-Device Bluetooth & 2.4G Wireless Connection: This mouse supports triple connection modes: Bluetooth 5.0, Bluetooth 3.0, and 2.4G wireless. You can connect and control up to 3 devices simultaneously and switch between them with just one button. Compatible with Windows, Android, Mac OS, and more, making it suitable for laptops, desktops, tablets, and even iPads. Specifications: Model: ProtoArc EM01 Type: Wireless Trackball Mouse Connectivity: Bluetooth 5.0, Bluetooth 3.0, 2.4G wireless Buttons: Includes forward, backward, and RGB control buttons Battery: 900mAh rechargeable lithium battery DPI Levels: 1000/1600/2400 DPI RGB Lighting: 4 modes (customizable and turn-off option) Compatibility: Windows, Android, Mac OS, iPad, tablets, laptops, desktops Dimensions: Adjustable trackball angle from 0 to 20 degrees Package Includes: 1 x Trackball Mouse 1 x USB Charging Cable 1 x User Manual