Wenzhou Bestfun Electric Co., Ltd. established in 2002, is a specialized manufacturer and supplier in the field of low-voltage electric devices. We are mainly engaged in manufacturing Residual Current Devices, and Contact Free voltage Testers. We have developed more than 10 models of Portable RCD ranging from RCD adaptors to In-Line RCDs. And our Portable RCD series meet the requirements from GS standard to Australian standard (SAA). Quality assurance and customer satisfaction are among Bestfun&＃039;s top priorities. Our company has powerful technical force, complete production equipment and inspection equipment, sound testing method and updated production technology. All products made by our company have international certification, such as CE, GS and RoHS. Truly satisfying people through innovation, state-of-the-art design, reliability of product and service are evident throughout Bestfun. At Bestfun, quality, customer satisfaction, and continuous improvement are the primary focus. Every employee is aware and proud of his or her individual contributions to the overall effort to continually improve the levels of quality and customer satisfaction. We enjoy good reputation among our customers for the following advantages: superior quality products with competitive price; leading and timely delivery and shipment; perfect after-sales service; fast business feedback and management; rich product selections; the latest technology and science supported to develop new items and OEM orders welcomed.