(4600 m) maximum POWER REQUIREMENTS Input 100 - 230 VAC @ 45 - 440 Hz Battery 1 Rechargeable 12 VDC Sealed Lead Acid Operation 12 hours continuous at 25°C Charge Time 8 hours max PHYSICAL CHARACTERISTICS Size 10.6" X 14" X 6.5" (26.9 cm X 35.6 cm X 16.5 cm) Weight 13 lbs (5.9...