2pcs Varta CP1254 A4 70mAh Coin Round Battery For Beats By Dre Powerbeats Pro
Beats By Dre Powerbeats Pro. Capacity: 70mAh / 0.3Wh. 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. Avoid fast charging if possible.