6v 4ah SLA electronic scale battery 1.OEM and ODM 2.Low self discharge&High discharge 3.Cert.:CE,ISO,MSDS 6v 4ah SLA electronic scale battery Shenzhen Matrix battery Co ... ,case,terminal protector.electrolyte.active materials are in good quality. Applications 6v 4ah 6v 4ah SLA electronic scale battery : Telephone switchboards, electric equipments, medical equipments, medical instruments ...