Rechargeable storage lead acid battery 1.CE,UL 2.Long service life 3.Low self-discharge 4.Use of safety Advantage1.The battery is ... with environmental requirements, ease of use,6.the use of lead-calcium alloys, battery self-discharge is very low,7.easy storage, less ... ABS plastic shell and valve technology for safe use.ApplicationThe lead acid battery 4v2ah can be used in LED, mosquito killer lamp ...