Dear Friend, Nice to write you again,please help to transfer this email to purchasing department,thanks. We are professional manufacturer of POWER INVERTER for years,from modified sine wave to pure sine wave,from 75W to 3000W and also just develop PANTILT HEAD for camera. Wenzhou New Focus Tech.& Elec. Co. Ltd. founded in 2004, is a high-tech enterprise specializing in developing, manufacturing and marketing of power-supplies serial products. The major products include a variety of products within five categories: automotive inverter, power pack, cooler & warmer box, charger, HID series. Agnes Zheng Wenzhou New Focus Tech. & Elec. Co.,Ltd. Add: No.209, Yong Fu Road (W),Shacheng Town, Wenzhou, Zhejiang, China. 325025 Website: http://www.newfocus.cn Email: cnxjd0577@vip.sina.com MSN: powerinverter2011@hotmail.com Tel: 86-577-86829999