WD My Passport Ultra 1TB Portable External Hard drive (Blue) at amazon rs.4049
http://www.amazon.in/dp/B00ZFDIAT0/ref=gbmi_img_mob_s-1_1167_2a801add?m=A14UQ4H17XUX90&pf_rd_p=870191167&pf_rd_s=slot-1&pf_rd_t=35801&pf_rd_i=1002&pf_rd_m=A1VBAL9TL5WCBF&pf_rd_r=1YW3GSXYRGFTKDK90TX0