Colorful Typewriter Wireless Keyboard and Mouse Combo - Colorful Pink 1. Retro typewriter keyboard, comfortable and stylish Independent switch: yes Batteries: 2 AAA batteries (not included) Keycap: Floating round keycap, removable and washable Number of keys: 104 Compatible systems: Windows/Mac (press Fn+Q/W at the same time to switch) Two adjustable tilt legs can adjust the comfortable typing angle and position when typing. 2. Detachable palm rest with magnetic suction, more ergonomic The detachable wrist rest can provide 54% more wrist support and reduce the pressure on muscles. It has 6 anti-slip pads on the bottom, which can be stable on smooth desktops. It is made of environmentally friendly materials, washable, easy to clean. 3. Beautiful computer mouse, more convenient to use Independent switch: yes Battery: 1 AA battery (not included) Buttons: 3 Adjustable Speed: 600/1000/1200 4. Energy-saving design, longer battery life The wireless keyboard and mouse automatically sleep after 30 minutes of inactivity to extend battery life.