Replacement battery for isar-control 3. Specifications: 3000mAh, 3.7V, Li-Polymer. Compatible with: isar-control 3, isar-control. Replaces: Meil​​ler 0000 9084 422, Meil​​ler 00009084422, Meil​​ler 422-BS-01944. Meiller replacement battery designed for Remote Control devices. Simple plug-and-play replacement requiring no modification.