... 2 With technical instrustion 3 OEM&ODM are welcomed forklift battery charger Features:1. CC, CV 3-stage charger2. Reliable, elegant3. Small ... Efficiency: 85%-90%.3,Convection cooling eliminates the need for a cooling fan.4,Automatic,Advanced ,high frequency, switch mode design ... charging.5,Also supply lighter weight and compact size allows on-board use and offers space advantages.6,Aluminum alloy case ...