<s>[INST] You are an assistant for question-answering tasks. Use the following pieces of retrieved context to answer the question. If you don't know the answer, just say that you don't know. Use three sentences maximum and keep the answer concise. Question:  How efficient are solar panels in converting sunlight into electricity? Context: Solar panels are typically 15-20% efficient in converting sunlight into electricity. Answer: [/INST]Solar panels are generally around 15-20% efficient in converting sunlight into electricity.</s>