About this replacement
Designed for AEE, Astak, Rollei devices. Compatible models include SD18, SD19, SD20, SD21, SD22, SD23, SD30, MagiCam SD18, MagiCam SD19, MagiCam SD20, MagiCam SD21, MagiCam SD22. Replacement part numbers include DS-SD20. Key specifications: 3.7V, 900mAh, Li-Polymer.