Logitech M171 Wireless Mouse (BlueGrey), a genuine blue wireless mouse, 1 year center insurance

There is a 1 year zero warranty. Can issue a wireless tax invoice. 2.4GHz continuously connected wireless signals from a maximum distance of 10 meters (32 feet).
Connection Plug -and-Play
⭐⭐ Specification ⭐⭐???? Size ????ying height: 97.7 mm. Width: 61.5 mm. Depth: 35.2 mm Weighing (including batteries): 70.5 grams ???? Receiver USB signal: 6.6 mm. Width: 23.1 mm. Depth: 18.7 mm Weight: 1.8 grams. Technical requirements ???????? Optical monitoring technology DPI (Minimum/maximum): 1000 ± ???? button, number: 3 (left/right click, click on the middle) ???? Promotion of the wheel line: Yes, 2D, Optical Battery: 12 months Battery detail: 1 x aa (free) ???? connection connection type: wireless connection 2.4 GHz wireless connection distance: 10 meters/energy: yes, open/off
< BR> ???????????? Guaranteed conditions ????????????1. If the product has a problem within 7 days: from "the date of receiving the product" can be replaced or requesting a refund according to the conditions- caused by the product's abnormalities, such as batteries, not charging problems. Not open, the webcam camera, the image or lens is abnormal. Headphones or speakers cannot sound, etc.- The product must not be broken or damaged from the outside- not including the problem caused by the Application or Software used with the machine. The product must be in perfect condition. Not engraved And the customer is responsible for the costs that occur from the return of the product. 3. In the case of receiving the wrong product: the product must not be unpacking. And must be in perfect condition. 4. In case the product is not as advertised: the product cannot be used as described. The product must not be unpacking the box. And must be in perfect condition The company Reserves the right to take any responsibility. Due to errors from typo or typing. 5. In the event that the product may be damaged/damaged: The buyer must send the product back to the company to inspect. In which all boxes and equipment must be complete- if examined and found that The product has real problems. The company will change or refund.- If examined and found that The product does not have real problems. The company will return the product to the buyer. *** Please take a video when unpacking the parcel box and check the product every time. If there is no video to confirm the case of damage or the product is not complete