Type with most comfort with ergonomic design for a hand-friendly typing experience without sore wrists. Comfortable and quiet typing with fast response and low latency. It is thin & light & compact with Non-Slip Silicone Pads for better grip to the desktop. Lightweight and thin, fits for any occasions. Connecting with 3 devices Connects to 3 devices at the same time with smooth seamless switch, easy to operate. Unlock for More Possibilities with Triple Connection Supports 2.4G, BT1 and BT2 connection modes. Smart Auto-Sleep Mode Goes to sleep after 30 minutes of standby to save power, and wakes up by pressing any key. High Battery Capacity Powered by 2 AAA batteries, it goes into standby mode after 30 minutes to save power. The key markings are resistant to wear and don’t rub off too quickly. Broad Compatibility It works great with devices such as laptops, smartphones, tablets, or computers. Switch between systems conveniently with a combination of buttons. Wireless Connectivity Pair the Wireless Keyboard with up to 3 devices simultaneously and switch between them conveniently. Baseus K01B connects to compatible devices via Bluetooth 3.0/5.0 and in the 2.4G band, providing a stable signal up to 20m.