Battery 45N1070 for Lenovo ThinkPad X1 Carbon 1st Gen 3444 3448 3460 45N1071 X1C
45N1070 45N1071 4ICP4/51/95. For Lenovo ThinkPad X1C Carbon X1C Series. Remove the old battery, carefully install the new battery on the battery box, tighten the screws, and then connect the wires of the new battery.