Item Type: Solar Panel Solid Cleaner Material: Solid particle Package List 5 x Solar Panel Solid Cleaner 1Effective Cleaning: These solar panel solid cleaners can effectively help clean dust, as well as bird droppings, bug, glue from the solar panels. 2High Efficiency: Effectively protect the solar panel, extend the service life of the solar panel, increase the efficiency of power generation, and do not produce water and dust traces. 3Multifunctional Use: Solid cleaners can be applied to the cleaning of different places and items, such as solar panels, car windshields, tablet computers, etc. 4Convenient Design: Solid cleaners are in the form of effervescent tablet, just put the solid cleaners into water, they can be quickly dissolved, convenient and quick to clean various items. 5Practical and Reliable: These effervescent tablets are compact and portable, and can easily remove stubborn dirt and make items look new and clean.