Shenzhen Nawsun Techonoly Co., Ltd. is a professional supplier specialized in R&D ,production and sale of car humidifier, aroma diffuser, USB fan, LED light, etc, as well as some smart home parts. 1) We have R&D department, will release new product in each 2 months. 2) Our product are passed CE ROHS FCC, and each product will be tested well by 3 times before shipment, defective rate under 1%. 3) We have enough stock for most of the goods, can send out goods in very short time.Welcome to your inquiry and order!