Relax. This is a promotional item. Didn't cost me a dime.

别在意。这是促销产品。没花我一分钱。

And this shelf includes our promotional items to US. All of them were packed by double blister with Ni-Cd battery.

摆放在这个架子上的都是我们卖到美国的一些促销款，都是用双泡壳包装，使用镍镉电池的。