This 2nd SATA Hard Drive Adapter lets you add a second hard drive to the laptop systems.
With a second hard drive, you can quickly store and back up critical data. Add this caddy to your laptop to give you another hard drive.
Simply remove your CD/DVD-ROM drive and put the Caddy (with the added hard drive) in it's place... This is a good working adapter and is Guaranteed.

This device accepts 2.5" SATA（1,2,3 ／ 7mm/9.5mm )hard drive , also compatible with 2.5" SSD

Compatible: 
HP EliteBook 6930p Notebook PC
HP EliteBook 8440p, 8530p, 8540p Notebook PC
HP EliteBook 8440w, 8530w, 8540w Mobile Workstation
HP EliteBook 8730w, 8740w Mobile Workstation
HP Compaq 6530b 6535b 6730b 6735b Notebook PC
HP ProBook 6440b 6445b 6450b 6455b 6540b 6545b 6550b 6555b Notebook PC

Package Content:
1x Serial ATA  Hard Drive Adapter/caddy (the hard dirve is not included)

We accept Paypal only.

SHIPPING METHOD:
US: USPS First-class Mail (no extra cost,usually it takes 6-12 days to arrive)
DE:Expedited Int'l Shipping(no extra cost,usually it takes 5-10 days to arrive)
Other countries: AIR mail(10-20 days)
We provide 100% satisfaction service, deliver shippment fastly and seldom lost parcel. International order will be processed in 1-2 business days .

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Check my other item: External USB enclosure for SATA DVD drive/eSATA cable