The damaged battery head is repaired.

The damaged battery head is repaired.

The damaged battery head is repaired.

The damaged battery head is repaired.

The damaged battery head is repaired.

The damaged battery head is repaired.

The damaged battery head is repaired.

The damaged battery head is repaired.

The damaged battery head is repaired.

The damaged battery head is repaired.

The damaged battery head is repaired.

The damaged battery head is repaired.

The damaged battery head is repaired.

The damaged battery head is repaired.

The damaged battery head is repaired.

The damaged battery head is repaired.

The damaged battery head is repaired.

The damaged battery head is repaired.