1. Logitech Flow technology allows you to control multiple computers smoothly. 2. Logitech Options software customizes buttons, sets specific application features, and adjusts DPI speed (optional). 3. 4000DPI high-precision sensor with one-button control. 4. Precision rollers bring greater productivity. 5. Use the USB-C/Type-C charging cable for charging. It can provide up to 4 months of use time when fully charged. 6. USB-C/Type-C charging cable + Unifying receiver + Bluetooth, three connection methods. 7. 57 degree vertical angle, ergonomic and comfortable. 8. The rubber-textured surface provides a firm grip and a natural touch. Parameters: 1. Battery life: It can be used for up to 4 months after being fully charged (the battery power supply may vary depending on usage). 2. Battery: Rechargeable lithium-ion battery (240mAh). 3. Number of buttons: 4. 4. Wireless operating distance: about 10 meters. 5. Wireless technology: 2.4GHz wireless technology. 6. Requirements: Bluetooth. Windows 7/8/10 or higher, Mac OS X 10.13.6 or higher. USB port. 7. Mouse size: length about 120mm, width about 79mm, height about 78.5mm. 8. Mouse weight: about 135g. 9. Receiver size: about 18.4mm long, about 14.4mm wide, and about 6.6mm high. 10. Receiver weight: approx. 2g.Specification: Package Weight One Package Weight 0.36kgs / 0.80lb One Package Size 23cm * 15cm * 13cm / 9.06inch * 5.91inch * 5.12inch Qty per Carton 24 Carton Weight 9.64kgs / 21.25lb Carton Size 48cm * 47cm * 54cm / 18.9inch * 18.5inch * 21.26inch Loading Container 20GP: 218 cartons * 24 pcs = 5232 pcs40HQ: 508 cartons * 24 pcs = 12192 pcs