HASSLE-FREE 1-YEAR WARRANTY: NO NEED TO RETURN! We take pride in our perfect record on . If you aren't happy with your purchase, we will refund your money - no questions asked. AULA is committed to continuous efforts in products and services. WIDE COMPATIBILITY & MEDIA FUNCTION: The keyboard is ergonomically designed, and a series of commonly used shortcut function keys are added in cooperation with Fn, and the functions of each key can be customized in collaboration with the driver. It is widely compatible with Windows, MAC, IOS, Android, and other systems. 87 KEYS RECHARGEABLE GAMING KEYBOARD: The built-in 2000mAh rechargeable lithium battery has a standby time of up to 181, which can be used continuously for over 25 hours. The standard 87-key gaming keyboard is suitable for gaming players. RGB ILLUMINATED KEYBOARD: The mechanical keyboard has built-in advanced RGB mode and surrounds light bar mode. Somebody can adjust 17 kinds of RGB backlight effects, 5 kinds of preset game lighting modes, 19 types of light side effects, and light speed and brightness. The super multi-light way is enough to light up the entire keyboard. 3 IN 1 MECHANICAL WIRELESS KEYBOARD: Supports 2.4g & Bluetooth & USB-c three modes; you can connect three devices in Bluetooth mode, the wireless connection can support a maximum range of 32ft, ultra-stable connection, and operation performance, it can always meet your daily needs no matter game or work. AMAZING TRANSPARENT DESIGN: What will surprise you are the visuals when you unpack and the keyboard booting. With a transparent keycap structure design, it is an upgraded mechanical keyboard that integrates fashion and multi-function. It comes with blue switches, and you can also DIY switches and keycaps.