Package contains 8 kinds of 1.5V botton battery: AG0/AG1/AG3/AG4/AG6/AG7/AG10/AG13 (LR521, LR621, LR41, LR626, LR754, LR927, LR1130, LR44) Primarily used in many small electronics such as watches, calculators, medical devices, LED lights, car key, toys, remote control and so on. Each battery piece has a separate packaging space, taking it will not affect the storage of other batteries. Long lasting battery life, 2 years warranty. 0% HG non-toxic, leak proof, environmentally friendly. If there is any problem with the products, please feel free to contact us! Eight Types 1.5V Button Batteries, 80 pieces in total. Expired day up to 2027/2028 year.