This is the cable that connects the system battery to the motherboard for Pro 16" A2141 2019 laptop series, the cable connects via 6-pin ZiF connector to the logic board. Compatible Printed Part Number(s): 821-02275-A, 821-02275 Related Part Number(s): 923-03932 Cable overall Length approx.: 6.60 cm/2.60-inches Reference Compatible with Laptop models: Pro16,1 A2141 2019: MVVL2LL/A, (2.3 GHz 8-Core Core i9 EMC: 3347) Pro16,1 A2141 2019: MVVM2LL/A, (2.6 GHz 6-Core Core i7 EMC: 3347) Pro16,1 A2141 2019: BTO/CTO, (2.4 GHz 8-Core Core i9 EMC: 3347)