Dual Modes with Reliable Connection: What makes key recording instantly is the advanced built-in chip, extremely low latency in the absence of signal interference. Easily 3 different switchable devices with FN + Q / W / E in wireless mode will hyped you up and maximize your productivity.60% Compact Minimalism Layout: Ultra-compact layout with 61 keys makes you a neat desk with your gears organized, even people who have nothing to do with Minimalist will dive into its tiny, handy design. The tips you might want to know is that the keyboard without a numeric keypad is the choice of most FPS gamers, more space left for mouse movements.Original flavor of blue switches: you might be wondering "why blue?" Yes, it's a bit clickable but it's authentic and original which are the most distinctive mechanical switches. It will remind you with the first feeling on the mechanical keyboard, incomparable click feedback and refreshing tactile feel will make you type with BGM.Long-lasting and abundant battery: The heart of a wireless keyboard is the battery, the RK61 equipped with 800mAh battery allows you to continuously use at least 10 hours. The 3 hour quick charge will get it online ASAP, it will never go to bed even if you are tired. Up to 360 hours of standby time minimizes recharging times and extends battery life.Single Color Backlit But Not Dull: Even though the RK61 doesn't have multi-color RGB but only a single LED backlight, the 17 backlit dynamic modes keep the clear effect away. Use FN + to choose your ideal mode, freely adjust brightness and flash speed. Turn on some lights to take your blues off and get on with your day.