(These batteries are much shorter than full size AAA - only 11mm long).
Fast Charging Battery Pack for Xbox Controllers, 4x6240mWh(2600mAh) Rechargeable Battery Compatible for Xbox One/Xbox Series X|S/Xbox One S|X/Xbox One Elite Controllers Accessories
10Pcs Battery Spring Contact 21.4 x 8mm Positive Negative Bipolar, One Way
10Pcs Battery Spring Contact 20.4 x 9mm Negative Positive Bipolar, One Way
20Pcs Battery Spring Contact 21.4 x 8mm Positive Negative Bipolar, One Way
20Pcs Battery Spring Contact 20.4 x 9mm Negative Positive Bipolar, One Way
Granicell 8 x AA AAA Rechargeable Batteries, 4 x AA 2800mAh High-Capacity and 4 x AAA 1100mAh High-Capacity, 1.2V Ni-MH Battery, Rechargeable Up to 1300 Times
