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Panneau solaire 100w portable
Source google image: https://ae01.alicdn.com/kf/HTB1m4yyaHSYBuNjSspfq6AZCpXa0/Panneaux-Solaires-100W-Panneau-Solaire-12v-10w-10Pcs-Chargeur-Solaire-Camping-Car-Caravane-Motorhome-Portable-Battery.jpg