Apple MacBook A1534 12" Series Space Gray Aluminum Laptop Lower Bottom Case Base Cover w/ Speakers & Battery 613-04333-A 661-06789. This is a replacement bottom case for the 12-inch MacBook Retina in space gray released in mid 2017. This includes the battery.
Battery Voltage: 7.56V
Battery Watt-Hour (Wh): 41.41Wh
Battery Capacity (mAh/Ah): 5474mAh
Battery Type: Li-ion
Color: Space Gray
Type: Laptop Bottom Case
Features: Battery Model# A1705, P/N: 020-00814; Speaker-Antenna Modules Assembly P/N: 923-00996; Speaker-Antenna cable Model #: 821-00567-A.