Both wired and 5G wireless modes for choice; - Mechanical axis keys; - Extremely comfortable hand feeling; - Free from battery replacement trouble: Built-in rechargeable lithium battery is environment-friendly prevents battery replacement hassles; - Charging time: 4 hours; - Can work non-stop for 40 hours after fully charged. - 10 meter wireless transmission; - 5G wireless connection technology with reliable transmission within a scope of 10 meters. Yellow mechanical key switches which can handle 60 million operations. Extremely comfortable touch. This is not ordinary keyboard! - Touch vibration power feedback: Multimedia keys with tactile feedback vibration; - Fashionable colors: Fashionable and popular stainless steel panel. Looks good feels even better; - Adjustable full backlit keys; - Exquisite craftsmanship; - Compared with ordinary keys these yellow switch keys can service 4 times longer; - Pocket Nano receiver: The new generation ultra-mini Nano receiver is almost part of the connected device. You can completely forget it is there.