MARS ROCK how to adjust the best elevation angle or converge the largest spot of 1800W solar cooker

Features: 1. Large expansion area, concentrated spot and high temperature 2. The reflector is stamped from high-quality original steel plate and is treated with enhanced strength, which lasts longer than the average solar cooker. 3. The steel plate is treated with anti-rust treatment and has stronger weather resistance. 4. The solar cooker is composed of square steel plates with small packaging capacity for easy handling and transportation. 5. Do not use any fuel and electricity, use safe and environmentally friendly. Zero carbon emissions. 6. Optional wheels for easy movement.