GP Batteries GP40AAAM Non-standard battery (rechargeable) 2/3 AAA Flat top NiMH 1.2 V 400 mAh | Conrad.com
Amazon.com: Kastar 2-Pack 1.2V Ni-MH AAA 1000mAh Rechargeable Battery w/Tabs Compatible with Electric Razors Toothbrushe High Power Static Applications (Telecoms UPS and Smart Grid) Electric Moped Waterpik : Health & Household