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Amazon.com: ANSMANN 9V Rechargeable Batteries 300mAh pre-Charged Low Self-Discharge NiMH 9 Volt Battery 9V Battery (3-Pack) : Health & Household
9 V Block Batteries, Keenstone Pack of 3 PP3 Li-Ion 800 mAh Rechargeable Battery with 3 Slots Charger, USB Charging Cable for Keyboard Microphone Smoke Detector: Amazon.de: Electronics & Photo