Instruction: Given the title, description, feature, price, and brand of a product and a set of target attributes, extract the value of each target attribute from the product information. Output the extracted value and the corresponding source (e.g., title or feature) denoting where the value is extracted.

Input:
Product title: Lenovo Ultrabay Removable Graphics Card NVidia GT750M 2GB for Lenovo IdeaPad Y510p Y500s Laptops
Product description: These are Brand New and an official Ultrabay card from Lenovo, and ONLY work in the ULTRABAY slot of a Lenovo IdeaPad Y510p or Y500s laptop THAT HAS AN EXISTING GT750M single card. This will NOT work if you have a system with an existing GT755M card (there is another listing for that version). Note that you may need a larger power supply adapter (170 watt) from Lenovo if your laptop shipped with a smaller one - this card will not work without the higher power supply. You may need to contact Lenovo Technical Support to get assistance in setting up the drivers and SLI configuration once you insert the Ultrabay card.
Product feature: ONLY works in the ULTRABAY slot of a Lenovo IdeaPad Y510p or Y500s laptop THAT HAS AN EXISTING GT750M single card., This will NOT work if you have a system with an existing GT755M card., Official Product of Lenovo in Sealed Lenovo Retail Box, 1 Year Lenovo Warranty, Note that you need a larger power supply adapter (170 watt) from Lenovo if your laptop shipped with a smaller one - this card will not work without the higher power supply.
Product brand: Lenovo
Target attributes: Output Resolution
Answer: attribute: output resolution
value: None
source: None