TWB Premium Grade Generic Laptop Battery For Dell xps 13/ 1340 TWB Batteries are the perfect choice that you can make for your computer. Very affordable, The best quality batteries on the market. Long Life durable Battery for your Laptop Type: Li-ion Capacity: 4400mAh Volt: 11.1 V Size: 258.90 x 50.50 x 42.75 mm Color: Black Dell Studio XPS 1340 Battery Replace The Following Part Number: Dell 312-0773Dell 312-0774Dell 878CDell 00878CDell 0P891CDell 0PP17SDell 0R437CDell 0T555CDell 0T561CDell 0W004CDell P891CDell PP17SDell R437CDell T555CDell T561CDell W004C Dell Studio XPS 1340 Battery Fit with Following Models: Dell Studio XPS 13Dell Studio XPS 1340Dell Studio XPS PP17S What's in the box 1 X Laptop Battery