美国采购需求：6FM4.5电池，12V4.5Ah电池，可充电电池，免维护电池，密封铅酸电池，SLA电池

I'm looking to place an order for a specific type of battery that's non-spillable. The battery needs to have a voltage of 12V and a capacity around 4.5Ah over a 20-hour discharge period. Please confirm if you have this item in stock and provide details about pricing, lead times, and minimum order quantities. Additionally, if there are any options or variations available for this battery, I would appreciate the information on those as well. It's crucial for our operations to ensure we're sourcing high-quality and reliable batteries efficiently, so your prompt response would be helpful in making a decision soon. Thank you!