adding sulfuric acid to battery

{"title":"12v 4ah Motorcycle Gel Battery YTX5L-BS Motorcycle Lead acid Battery","imgUrl":"https:\/\/img.silkroadsl.com\/nimg\/09\/bb\/1f910af3f89a981b9f2aca7e9fa7-200x200-1.jpg","attrs":{"Price":"Negotiable","Brand Name":"FOBERRIA","Model Number":"12V 4ah","Minimum Order Quantity":"200pcs","Delivery Time":"25-30days","Certification":"CE \/ ISO9001","Place of Origin":"CHINA","Payment Terms":"L\/C, T\/T, Western Union","Supply Ability":"60,000 per month","Packaging Details":"Cartons with pallet","Pole":"Same side","MOQ":"200pcs","Sealed Type":"Sealed","Port":"Fujian","Layout":"+ -","Maintenance Type":"General","ABS plastic case":"Yes","Battery charger":"OEM"}}