印度采购需求：铅酸电池，UPS电池，应急电池，充电电池，12v电池，12v 18ah充电电池

I'm looking to source a 12V 7Ah battery with a 20-hour discharge rate. Could you provide details on your available options, including pricing, lead times, and minimum order quantities? Additionally, please let me know if you have any relevant certifications or quality standards for these batteries. I'm interested in understanding the specifications and performance metrics as well. Looking forward to your prompt response!