Power-Sonic PS-1220 密封铅酸电池12V 2.5AH 125mA Brand/Series : PS Series Capacity : 2.5 Ah Chemical System : Lead Acid Classification : Rechargeable Dimensions : 7"L×1.38"W×2.56"H Material, Jacket : Non-Conductive ABS Plastic Primary Type : Rechargeable Size : Rectangular Temperature, Operating : -20 to +50 °C Temperature, Operating, Maximum : 60 °C Temperature, Operating, Minimum : -40 °C Termination : Quick Disconnect: 0.187 Voltage, Nominal : 12 VDC Voltage, Rating : 12 V Weight : 2.1 lbs.