Product Features 1.High-pressure output 120 PSI Easy to operate 2.Compatible with Schrader/Presta Valve 3.Real-time display of tire pressure & power 4.420mAh lithium battery Reliable battery life 5.Aluminum alloy shell Metal body is more durable 6.Silicone protective shell Comfortable and safe 7.Comes with a ball pin Can also inflate the ball