This is a Kijo JS12-9, a 12-volt, 9 Amp-hour (Ah) Valve Regulated Lead Acid (VRLA) battery.It is designed for solar applications, Uninterruptible Power Supplies (UPS), and general power backup.The battery requires specific charging voltages, with standby V and cycle V.It is a maintenance-free, sealed design intended to prevent electrolyte spills and dangerous gas emissions.