1, the original battery looks neat, the surface feels comfortable, the inner surface feels smooth, and tiny longitudinal traces can be seen under the light.

2. There are clear manufacturer's words and high-brightness anti-counterfeiting marks on the battery, the battery label is legible, and the battery part number is consistent with the battery type.

3. The battery label adopts secondary printing technology. Seen from the inclined plane under certain light, the color of the bar code part is darker than other parts, and it feels concave and convex by hand.