... 4,Self-Charging Off-grid Inverter 5,Silence Pump Of Water 6,Storing Battery 7,Power ... of OriginZhejiang, China (Mainland)UseRoomPower SourceSolarTypeSplit Wall Mounted Air ConditionersCooling/HeatingCooling/HeatingCertificationCE, RoHSCapacity (btu)9000COP4.09EER3.5Power ... /250AH*4 pcsWorking Hours Of Air Conditioners8 hours per day Independent solar powered air conditioner For Family