BattPit Replacement Battery for Lenovo ThinkPad T550 — 10.8 Volt 4400mAh (48Wh) — Fits 20CK0049US, 0C52862, 121500147, 45N1126/45N1129/45N1136

Brand-new Li-ion replacement battery engineered for the Lenovo ThinkPad T550. Specifications: 10.8 Volt, 4400mAh (48Wh) capacity using Grade A Cells. Compatible with part numbers 20CK0049US, 0C52862, 121500147, 45N1126, 45N1129 and 45N1136. Includes a 1 Year Warranty and a 30 Day Money Back Guarantee.