First Generation of Triple Mode KeyboardsWireless mode with stable bluetooth 5.1 chipset, hassle-free 2.4Ghz dongle plus USB-C wired mode set no limits about your keyboard connection. The SK62 is best to fit smartphone, laptop and tablet. PROLONGED BLUETOOTH USAGEBuilt-in utilizes 1300mah battery which offers up to 10 hours wireless usage under regular circumstances,Standby time 480 hours, which means a few days life cycle on a single charge. There is also built-in on/off switch to conserve battery power during transport or when not used. Can be used wireless with Bluetooth LE 5.0 RGB-BACKLIT MECHANICAL KEYBOARD19 Backlit Effects,enjoy a more immersive, colorful typing and gaming experience.Support commonly used game mode button backlight and custom recording key backlight function,Double-shot injection molded keycaps, It provides transparent and transparent backlight and letters. It is very durable and will not scratch. The perfect mechanical keyb