For regular cup anemometer products, samples are free except you will bear the express cost. So an express account such as DHL or FEDEX is needed. We keen for your understanding that we have a lot of samples to send every day. If all the freight are borne by us, the cost will be very high. In order to express our sincerity, as long as the sample is confirmed successfully, the freight of the sample will be offset when the order is placed, which is equivalent to free delivery and free shipping.

As an ever-evolving company in China, Hunan Rika Electronic Tech Co.,Ltd , based on exceptional manufacturing ability, has been constantly offering quality water quality sensor. Various in styles, Rika Sensors's weather station can meet the needs of different customers. Rika Sensors environment sensor is developed with a converter which can transform the alternating current to direct current. The in-house R&D team devoted themselves to make the product more adaptable to different voltage range so as to ensure safety. It guarantees ice-free operation in extremely low temperatures and freezing conditions. Rika Sensors will provide user manual and video to help customers better use radiation sensor. This product stands out for its low starting threshold.

our company strives to become the supplier and service provider of world high quality radiation shield. Get info!