It depends on the value of the sample. Generally, Shenzhen Eversunny Ltd. will send free Digital door viewer sample but the freight is charged by you. We always work with the most reliable courier company to deliver samples at an affordable price. Considering the long-term relationship development, we generally send free sample to customers with our good faith.
Eversunny Ltd. has a strong technical force in the developing and manufacturing of fingerprint door handle. We have established a good reputation in the market. Eversunny Ltd. has created a number of successful series, and code lock is one of them. The product can work in extreme conditions. It performs stably under high and low temperature, as well as in a condition where is full of dust and radiation. Its clean lines design makes it suitable for various home and hotel styles. Eversunny Ltd. has formed a rapid global network. The product makes it easy to identify visitors to the doors.
We constantly maintain strict environmental and sustainability standards at our factories and throughout every stage of our manufacturing process so that we protect the Earth and our customers.