Amazon.com: Synergy Digital CMOS/BIOS Batteries, Compatible with Sony Varta 2/V30H CMOS/BIOS, (Ni-MH, 2.4V, 20 mAh), Replacement for Sony 2/V15H Battery, Combo-Pack Includes: 4 x SDBU-H6926 Batteries : Health & Household
Amazon.com: 16 x Varta V15H NiMH Button Cell Batteries : Health & Household
2022 New Battery For Varta 2/v15h 2 / V15h 2.4v 15mah Ni-mh Battery Memory Button Batteries - Capacitors - AliExpress
VARTA 7.2V 15MAH NI-MH 6/V15H - Cmos battery bios
Original Varta 6/v15h 7.2v 15mah Ni-mh Button Cell Battery With Plug Varta Battery Pack With Plug Free Shipping - Button Cell Batteries - AliExpress