MPPT - Solar Charge Controller Multiplus Quattro Inverter Charger BMV Battery Monitor CCGX Color Control ESS Venus GX - VGX Multiplus-II Lithium Battery VRM Venus OS BMS Generator Phoenix Inverter VictronConnect BYD EasySolar All-in-One battery charging Firmware Update Issue SOC Battery Protect offgrid charging battery smart solar set-up help charger solar Temperature Sensor VE.Bus Blue Smart Charger Fronius VEConfigure 3