The ER17505 low self-discharge battery combines performance with convenience, ensuring a minimal loss of charge over time. Ideal for long-term storage and low-maintenance applications, this battery is perfect for projects where infrequent use is expected. With minimal self-discharge, you can count on this battery to retain its power for months, or even years. It’s perfect for devices that require infrequent use without constant recharging, providing exceptional reliability when you need it most.