Logitech M185 Wireless Mouse Information Colour Name: Grey Technical DetailsWarranty Details: 3 years manufacturer warranty from date of purchaseBrandLogitechColourGreyItem Height6.1 CentimetersItem Width9.9 CentimetersItem Weight141 gProduct Dimensions3.8 x 9.9 x 6.1 cmBatteries:1 AA batteries required. (included)Item model number910-002235Hardware PlatformWirelessIncluded ComponentsMouse, Nano receiver, 1 AA battery (pre-installed) and user documentation