Product specifications:

One electricity and one charge (3 batteries)

Two electricity and one charge (3 batteries)

U-type, D-type one electric charge (5 batteries)

U-type and D-type two-power one-charge (5 batteries)

U-type, D-type one electric charge (10 batteries)

U-type and D-type two-power one-charge (10 batteries)

U-type, D-type one electric charge (15 batteries)

U-type and D-type two-power one-charge (15 batteries)

Bare Metal (excluding batteries and accessories)