This is a single unit of 12.8V-18ah (18000mAh) Lithium Ferrous Phosphate Battery with inbuilt Battery Management System (BMS) which provides it multiple protections as well as ensures enhanced battery performance & life. This type of battery is suitable for Off Grid Lighting, Solar Kits & Streetlights as well as for General Lighting. One may use it like any other battery but with the advantage of having a lithium type battery which is portable, durable, easier to install & handle as well as more efficient. --> FREE SHIPPING <-- ₹ 4774.00 + 12% GST = ₹ 5347.00