It's very glad to send email to you! I’m Ella from SHARP CROWN DEVELOPMENT LIMITED—robot vacuum cleaner manufacturer with 8 years manufacturing experience, and superior quality and competitive price product. Here I’m writing to present our robot vacuum cleaner series products. For more information, you can check at our website: www.sharpcrown.com. We are happy to answer if you have any enquiries. Thanks again for your time! Best regards, Ella MKT Manager Tel: +86 755 21508167 Tex: +86 755 21508247 MB: +86 18791469491 Skype: ella.yaer Email: info@sharpcrown.com Http: www.sharpcrown.com 12th Building, Ma'anshan Industrial Zone II,Bo'an District,Shenzhen, Guangdong, P.R.China 518104