... serve life (15-20 years) -- CE Name:C 2KW Vertical Wind TurbineWorking Condition:The diameter of wind wheel: 2.5mBlades ... charger control, inverterBattery reference: 12v150ah 4pcs/12V100ah 8pcsSummary The vertical axle start up by breeze,the advanced "v"type blades ... machine, water pump (350), rice cooker, color TV, lighting, electric fan, charger etc.Power diagram V 2kw vertical axis wind turbine