Replacement battery fits 63 Panasonic models, including Alpha. Specifications: 1200mAh, 3.6V, Ni-MH. Compatible with: Telefunken CAS l, Telefunken CA51, AEG Flair D, AEG Flair DA, AEG Flair CS41, AEG BT-192 and 57 more compatible models. Replaces: AEG 124402. Panasonic replacement battery designed for Cordless Phone devices. Manufactured to exact OEM specifications.