印度采购需求：控制器逆变器、发电机、水平风力涡轮机、太阳能电池板、垂直风力涡轮机、风力涡轮机玩具

I'm interested in purchasing a 3kW wind/solar power system and would like to know the current pricing options available. It would be great if you could provide detailed pricing for both options, including any bulk purchase discounts or promotional offers that might apply. I'm also keen to learn about the specifications, warranty information, and any additional features that your products might come with. Moreover, if there are any installation services or after-sales support available, please include that info as well. Understanding your delivery timelines would also be helpful, as I want to plan my project schedule efficiently. Looking forward to your prompt response with comprehensive details on the products and any other pertinent information that could assist in my decision-making process.