Backup Kit: Sunsynk 5kW Inverter and Hubble AM2 5.5kWh Battery. Combined inverter and battery equipment for home backup power. Backup kit containing a Sunsynk 5kW hybrid inverter and Hubble AM2 5.5kWh lithium battery, with listed protection and connection accessories. Intended for a professionally installed home backup system. Solar panels and installation are not included in this configuration.