External Harddrive not detected

My external Hard drive is detected in Windows but not in Ubuntu.

I can't mount coz I don't see the device, just wanted to copy files from Hard-drive.

  Device Boot Start End Blocks Id System
/dev/sda1 2048 27265023 13631488 27 Hidden NTFS WinRE
/dev/sda2 * 27265024 260974591 116854784 7 HPFS/NTFS/exFAT
/dev/sda3 260976638 480964607 109993985 f W95 Ext'd (LBA)
/dev/sda4 480964608 488394751 3715072 12 Compaq diagnostics
/dev/sda5 260976640 371081207 55052284 7 HPFS/NTFS/exFAT
/dev/sda6 371081216 382799871 5859328 82 Linux swap / Solaris
/dev/sda7 382801920 417955839 17576960 83 Linux
/dev/sda8 417957888 480964607 31503360 83 Linux

ntfs is installed.

Thanks