■Two-in-one adjustable air lumbar & air massage ■Operating Voltage: DC 12~13.8V (12V type) ■Amps: 0.6 A ■Air bladder inflates for 12.7 sec at 250g/ cm2 without leakage ■Controller Lifetime: 3720 Hours for continuous use ■.Air bladders Lifetime: 6113 Hours for rapid use ■.Pump Lifetime:2000 Hours cycle=15 minutes on and 5 minutes off