Type-C and USB-A Dual mode 2 Connected USB and Type-C Nano/Receiver/(Type-C does not need to switch) plug and play. Directly applicable to all computer equipment with Type-c and USB-A interfaces Compatible with laptop/PC/desktop/Windows XP/7/8/10 and MAC OS 10/Android system Rechargeable Wireless Mouse Built-in durable 450mAh lithium-ion rechargeable y USB charging, no need to replace the y. Charging 2 hours, you can use about 15-20days 3-level adjustable DPI Cycle 3-level adjustable DPI (1000/1200/1600 DPI) is suitable for small-screen tablet computers, notebook computers, and large-screen desktop computers. Optically precise positioning, smooth and unimpeded use Mute Click and Comfort Touch Mute Click, the Mute button reduces noise by 90% /helping you focus on your work/study/without disturbing others. Thin ergonomic design, light and easy to carry or travel Best Customer Service supports all products with a 45-day money-back guarantee and a 12-month manufacturer's warranty. If you receive any defective goods, we will provide a full refund or free replacement. Please feel free to contact us by clicking Contact Seller on your order page.