【Universal Cleaning Gel】: The keyboard cleaning gel is very suitable for car interior cleaning and household cleaning, simple and convenient, without leaving dust. You can clean computer keyboards, car vents, car sockets, car dashboards, game controllers, fan frames, printers, bookcase corners, calculators, speakers, PC hosts, air conditioning vents, window rails, clocks, remote controls and other electrical appliances ,especially the dead corner and gap. | 【Safety and Environmental Protection】: The dust cleansing gel is made of biodegradable gel, no sticky to hands, is completely non-irritating to the skin, and has a light smell. Use period after opening is around 3 months; Unopened expiration date is around 2 years. (Please note: the cleaning gel is not edible, please keep away from babies and pets) | 【Durable & Reusable】: The keyboard cleaning gel can be used repeatedly until the color becomes darker or thicker, and then you have to replace the gel with a new one.After cleaning, store the cleaning gel in a cool place. (Please note: do not wash the gel with water) | 【Easy to Use】: Make sure your hands are dry and clean, take a piece of cleaning gel, knead it into a ball, and press the cleaning gel into the keyboard, car vents and other surfaces. Press for about 3-5 seconds, then slowly pull up, the dust will be taken away by the gel. | 【5 Keyboard Cleaning Kits】：1*rubber blower: for dust removal; 1*key puller: quickly pull out the keys on the keyboard for deep cleaning; 1*wiping cloth: clean stains on the keyboard surface and computer screen; 1*hard brush : Remove stubborn stains; 1*Soft brush: Very suitable for removing dust on sensitive keyboard components.