Maintenance-free sealed lead acid battery 1.suits for UPS Inverter 2.Wind turbine system, Solar power system, Car 12V/7AH/12AH/17AH/24AH/38AH/65AH/65AH/100AH/120AH/150AH/200AHFeature of the sealed lead-acid battery:Maintenance-free (no need to add battery water).No dissociated electrolyte.Longevity of servicePredominant safety feature.Deep Cycle,one year guarantee,CE, ISO certificates. battery