Power source For clock input: AC16.5V, 60Hz, 0.6 A (max.) For AC adapter: AC100V + 10%, 50/60Hz AC120V + 10%, 60Hz AC230V + 10%, 50/60Hz For battery: 12V sealed, rechargeable lead/acid NP1.2-12 12V 1.2Ah Battery life: One week or 5000 prints Ambient temperature: 14ºF to 113ºF (-10ºC to 45ºC) Ambient humidity: 10-90% (non-condensing) Dimensions: 6.875 x 8.25 x 6.25 (175 x 210 x 159mm) Weight: 13 lbs. (5.9 kg) Environment: Indoor use only, dust free, not in direct sunlight Mounting: Table Print: Single color; Automatic or manual