1PCS 10PCS// CP1454 A3 special for Bluetooth headset headset with explosion proof hole Nwe Fine materials 100%quality|Integrated Circuits| - AliExpress
VAR TA CP1454 coin cell battey rechargeable 3.7v LI ion 4.2v 85mah 14*5.4mm Bluetooth headset battery with 2|Rechargeable Batteries| - AliExpress