1. High rotation speed, long service life2. Suitable for kitchens, greenhouses, pet houses, chicken coops, tree houses and trailers, while maintaining a comfortable temperature level3. Noise: below 36dB4. Output port: USB DC 5V5. Power supply: solar energy6. Switch type: single controller7. DC wire length: 150cm8. Solar panel power: 20W9. Solar operating voltage: 24V10. Solar cells: high efficiency of single crystal cells11. Solar panel size: 145x145mm12. The solar panel is laminated epoxy resin surface, waterproof IP65 can adapt to harsh outdoor environment, improve durability13. Solar vacuum cleaner powered by solar panels, equipped with standard USB voltage regulator to maintain output, can be used in the outdoor anytime, anywhere, convenient and fast14. The conversion efficiency is high, and external solar panels can effectively convert sunlight into electricity.15. The portable exhaust fan can effectively help you to keep the indoor air circulation, keep the air clean can help you eliminate the smell of pets, tobacco, etc.16. Packaging contents: Solar panel x1, exhaust fan x117. Weight: 230g18. Hood size: about 120x120mmSpecification: Package Weight One Package Weight 0.26kgs / 0.56lb One Package Size 30cm * 20cm * 3cm / 11.81inch * 7.87inch * 1.18inch Qty per Carton 98 Carton Weight 30.00kgs / 66.14lb Carton Size 50cm * 50cm * 60cm / 19.69inch * 19.69inch * 23.62inch Loading Container 20GP: 177 cartons * 98 pcs = 17346 pcs40HQ: 412 cartons * 98 pcs = 40376 pcs