Source google image: https://www.solaris-store.com/4670-medium_default/panneau-solaire-back-contact-jiawei-jw-s-100w.jpg
Panneau solaire back contact 80w
Source google image: https://www.solaris-store.com/4670-medium_default/panneau-solaire-back-contact-jiawei-jw-s-100w.jpg