36V UPS Solar Lithium ion battery packs(backup energy) 36v ups battery( LiFePO4battery) 2000cycletimes,5-7years cyclelife 36V UPS & Solar Lithium ion battery packs(backup energy) Using Guideu Environment condition² Charge temperature 0~45°C² Discharge temperature -20~55°C² Storage temperature -20~35°C² Altitude no more than 2000m² Average relative humidity no more than 65%(25°C)² Away from ...