Shop name:Chong Qing Shuo Yue Ke Ji You Xian Gong Si [Compatible Models]Compatible with A10 Hero/Master and A11 Hero/Master, PWRHERO11 Snap Cordless Vacuum Cleaner. [Easy to Install] Simply take down your old filter and put this new filter in place.Prepare a screwdriver you take place the cordless vacuum filter replacement. [Washable and Reusable]These replacement can be washed and reused. Just rinse this filter out in the sink and let dry, usually let the filter dry for 24 hours. [Best performance]Materials of filter replacement is made of high- materials, sophisticated production.Can captures 99. 97% of particles as small as 0. 3 Micrometres, including dust, hair, etc. to to the machine for use. [Replacement] It is recommended to change the filter 1-3 months with average. color:Photo color Material:plastic Package Contents: 1 x Front filter screen 1 x Rear filter screen 1 x Cleaning brush Only the above package content, other are not included. Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.