Sweet Tip:Dues the logitech product often updates the product style, we take the final style of the product you receive, if your have objection with product, you can view your purchase of the product S / N, the URL is:https://support.logitech.com.cn/zh_cn/home
Because of the need for product and packaging respectively, management, control and tracking of reasons,the Logitech product of S / N and P/ N on the packaging S/ N and P / N is usually not the same, is a normal phenomenon.
New packaging and old packaging are shipped randomly!
As strict inspection by the customs, so we open the seal and remove the
battery. We pack it with bubble box, no battery. If you
care about this, please think over before place order, thank you sincerely!