lifepo4 battery usedминимальноspf 5000es compatible LiFePO4 Batteryexide invamaster imtt1500huawei battery solarlifepo4 battery tradeeve 18650 cellsdeye lithium battery price100 amp hour lithium batterygrowatt rs485 compatible LiFePO4 Batterygrowatt inverter price compatible batterylifepo4 280ah deutschland