Shenzhen Kin Weirr Electronic Co., Ltd has been established since 2005 , we are a factory mainly focusing manufacturing all kinds of Safety protection electronic products, such as personal alarm, door alarm , Fingertip Pulse Oximeter , and Accessories for other electronic products . All our products can be customized and branded . Kinweirr Electronic has a young and powerful team that strongly insist the spirit of offering Top Quality and Top Service at best possible price . we are aim to supply the most excellent , effective and professional service to our customer all over the world . The Strictest quality control , the best quality , effective and professional service . We sincerely invite you to join us on the way of creating a glorious future .