Brand/Series : PS Series

Capacity : 18 Ah

Chemical System : Lead Acid

Classification : Rechargeable

Dimensions : 7.13"L×3"W×6.59"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 : Bolt Fastened

Voltage, Nominal : 12 VDC

Voltage, Rating : 12 V

Weight : 12.6 lbs.

http://www.power-sonic.com/images/powersonic/sla_batteries/ps_psg_series/12volt/PS-12180_12_Sept_10.pdf