VII. After‐sale
Letter to Customers
Since our aim is to continuously improve our products for better user experience, we may modify the
product characteristics, composition and design of circuits without given notifications. Thus the real product
may be not in accordance with this manual. Generally, we will provide timely amendments to this manual. If it’s
not provided timely, please consult our service department.
Shenzhen Clou IOT Technologies Co., Ltd.
Email: lucky@szclou.com; Tell: +86 755 36901039
Website: http//www.clouiotech.com
Address: Clou Buliding, Baoshen Road, Hi‐tech Park North, Nanshan District, 518057, Shenzhen, China