China Hubats Ni-MH M Size 26000mAh 1.2V Rechargeable Battery NiMH M 26ah 1.2 Volt Battery for Electronics Tools Backup Battery UPS - China NiMH M Size 1.2V, NiMH 26ah 1.2V
Nickel–cadmium battery - Wikipedia
Varta LR03 - 1.2 V - 800 mAh NiMH AAA Battery - 2 Unit Blister Pack - 56813101402 ("56813101402")