S921B, S921B/DS, S921U, S921U1, S921W, S921N. This is a just flat glass without any functionality. Rear glass or Battery Cover with pre-installed adhesive. There is no tools or glue supplied with this product.

Colour: Sapphire Blue
Brand: Unbranded
Compatible Brand: For Samsung
Type: Battery Cover
Compatible Model: Samsung S24, Samsung Galaxy S24
Country/Region of Manufacture: China