Ending March 13 at 3 am ET, Newegg continues to offer the Seagate 4TB Backup Plus USB 3.0 External Hard Drive, model no. STCA4000100, for $149.99. Coupon code "EMCPGPD23" cuts it to $139.99. With free shipping, that's tied with last week's mention and the lowest total price we could find by $10. It features two backup scheduling options and social network sharing.