K60 One-Handed Gaming Mechanical Keyboard User's Manual: Try to connect the K60 one-handed mechanical keyboard to the USB interface of the computer itself, and avoid connecting cables and other external devices. When the product is not in use, do not store the product in a sun-exposed or humid and dark environment for a long time to avoid damage to the internal components of the keyboard and affect normal use. Product name: mechanical one-handed keyboard. Product model: K60. Product size: 235*190*40mm. Product weight: 400g. Transmission method: wired USB. Key life: 5000W times. Operating temperature: 0 to 40C. Operating humidity: 85%. Working voltage: 5V0.5. Working current: 350mA (MAX). Applicable system: Win2000, Win XP, Win ME, Vista, Win7, Win8, WIN10. Features: The mechanical switch used in the professional game field is adopted, and the curved button layout is ergonomic. Recessed keycap design, fingertips when typing on the keyboard, input is sensitive, reducing errors.