Viomi Magnetic Window Cleaner Brush Tool Double Side for Cleaning Household Suitable 3-8mm glass

NOTICE:Please choose according to theactual size of the glass, so as to avoid the inconvenience caused by the magnetic force being too large or too small. Three-layer glass is not recommended. FAST Q&A 1.Q:Is the quality good? A:Good quality, dare to promise, using ABS engineering plastics, with high impact resistance, high heat resistance, flame retardant reinforcement is 3-5 times higher than general plastic strength 2.How long can it be used? Will it lose weight? A:The use of NdFeB and ferrite magnets is stable and can be used for a long time without loss of magnetism. 3.Easy to use? How's the effect? A:User-friendly design, easy to grab, save time and effort, easy to clean the window. Have video teaching, if you have any questions, you can contact customer service to solve 4.How to choose the proper size? A:You can select the appropriate size according to the thickness of the glass to be wiped. The measurement method is as follows: Glass thickness measurement method Glass thickness =W Width- X width - Y width