Congratulations: CSPower OPzV Tubular Gel battery win Indonesia government project (total 1200pcs). CSPOWER OPzV TUBULAR GEL BATTERY LONGEST LIFE GEL BATTERY FOR SOLAR Voltage: 2V Capacity: 2V200Ah~2V3000Ah Designed floating service life: >20 years @ 25 °C/77 °F. Cyclic usage: 80% DOD, >2000cycles Welcome to inquiry.