Original lithium battery, CR1620 button cell, 2ud Pack, brands to choose: Duracell Energizer Kodak - AliExpress

2 Energizer CR1620 Lithium 3V Coin Cell Batteries : Health & Household

4 Energizer CR1620 Lithium 3V Coin Cell Batteries : Health & Household

Duracell Lithium Coin batteries provide reliable, long-lasting power for your medical, electronic, security, and other compatible devices. These batteries are guaranteed for 10 years in storage, so you can be confident they’ll be ready when you need them. Duracell's 20mm lithium coin batteries have more child safety features than other leading brands. Its latest innovation is a non-toxic bitter coating on the cell that is designed to help discourage swallowing.

Duracell 3V Lithium Coin Battery, 2016, 4 Pack, Silver

Eunicell 70mAh Capacity CR1620 3V Lithium Battery LM1620 BR1620 ECR1620 KCR1620 CR 1620 5009LC Coin Cells Watch Toys Batteries - AliExpress

Energizer CR1620 Lithium Battery : Health & Household

CR1616 3V Coin Cell Battery Long-Lasting & High Capacity Lithium Battery for Watch,Key Fob,Car Remote,Glucose Monitor with gift - AliExpress

CR1616 3V Coin Cell Battery Long-Lasting & High Capacity Lithium Battery for Watch,Key Fob,Car Remote,Glucose Monitor with gift - AliExpress

Universal 2 Slot Battery USB Charger Smart Chargering Li-ion Battery Temperature Short Circuit Protection for AA/AAA Battery - AliExpress

Lithium CR1620 Battery - Replacements and Equivalents