PS-DF - 

Brand/Series PS Series  Power-Sonic Brand/Series PS Series  Battery Brand/Series PS Series  Power-Sonic Battery Brand/Series PS Series   Capacity 4.5 Ah  Power-Sonic Capacity 4.5 Ah  Battery Capacity 4.5 Ah  Power-Sonic Battery Capacity 4.5 Ah   Chemical System Nickel-Cadmium  Power-Sonic Chemical System Nickel-Cadmium  Battery Chemical System Nickel-Cadmium  Power-Sonic Battery Chemical System Nickel-Cadmium   Classification Rechargeable  Power-Sonic Classification Rechargeable  Battery Classification Rechargeable  Power-Sonic Battery Classification Rechargeable   Dimensions 2.32" H x 1.27" Dia.  Power-Sonic Dimensions 2.32" H x 1.27" Dia.  Battery Dimensions 2.32" H x 1.27" Dia.  Power-Sonic Battery Dimensions 2.32" H x 1.27" Dia.   Primary Type Rechargeable  Power-Sonic Primary Type Rechargeable  Battery Primary Type Rechargeable  Power-Sonic Battery Primary Type Rechargeable   Size D  Power-Sonic Size D  Battery Size D  Power-Sonic Battery Size D   Temperature, Operating -20 to +60°C  Power-Sonic Temperature, Operating -20 to +60°C  Battery Temperature, Operating -20 to +60°C  Power-Sonic Battery Temperature, Operating -20 to +60°C   Temperature, Operating, Maximum 60 °C  Power-Sonic Temperature, Operating, Maximum 60 °C  Battery Temperature, Operating, Maximum 60 °C  Power-Sonic Battery Temperature, Operating, Maximum 60 °C   Temperature, Operating, Minimum -20 °C  Power-Sonic Temperature, Operating, Minimum -20 °C  Battery Temperature, Operating, Minimum -20 °C  Power-Sonic Battery Temperature, Operating, Minimum -20 °C   Termination Flat Top  Power-Sonic Termination Flat Top  Battery Termination Flat Top  Power-Sonic Battery Termination Flat Top   Voltage Rating 1.2 VDC  Power-Sonic Voltage Rating 1.2 VDC  Battery Voltage Rating 1.2 VDC  Power-Sonic Battery Voltage Rating 1.2 VDC   Weight 4.76 oz. Oz.  Power-Sonic Weight 4.76 oz. Oz.  Battery Weight 4.76 oz. Oz.  Power-Sonic Battery Weight 4.76 oz. Oz.