Where is the USB receiver for the mouse?
The receiver is generally located at the bottom of the mouse, and some are located on the top of the mouse. You need to open the cover to see it. There are instructions on the product details page
Are these mice compatible with MacBook or Chromebook?
All our mouse is a USB-A receiver, which is only suitable for all computers with USB-A interface. If you want to use it on a computer with a Type C interface, you need a USB-A to USB-C adapter (not included, but the store has a converter that can be sold
?Wide Compatibility?Well compatible with Windows7/8/XP, Vista7/8 and Linux, etc. Fits for desktop, laptop, PC, and other devices. Works better with mouse pad. ?Easy to Use?All buttons are easily operable without contorting your fingers. The button force is light for easy clicking, but still firm enough to avoid accidental actuation. Added forward/backward buttons provide convenience when webpage browsing; the superior choice for internet surfers and people who work at length at the computer. ?Extremely Low Power Consumption?No need any driver, plug and play directly. Scientific ergonomic design encourages healthy neutral "handshake" wrist and arm positions for smoother movement and less overall strain. Right-handed mouse. Dimensions: 4.84" x 2.95 x 2.44 mm. 6 buttons including scroll wheel, Net Weight: 4oz, Portable, and weight light, very convenient to carry and store. ?2.4GHz Wireless Transmission?the longest sensing distance up to 10-15 meters. 3 Adjustable DPI: 800 / 1200 / 1600 DPI Resolution Optical Tracking Technology provides more sensitivity than standard optical mice for smooth and precise tracking on a wide range of surfaces. Built-in rechargeable battery, fast charging by USB cable, you needn't buy batteries for your mouse anymore. ?Comfortable Design?The vertical design provides better support for your forearm minimizing wrist pain that can come from twisting. You will remain comfortable even after long hours of clicking, tracking, and scrolling, It eases tension on the wrist and hand for right-handed users.