Magnetic wireless MagSafe portable charger for iPhone 12 and newer | 6000mAh Internal Battery Portable Charger delivers +32 Hours battery power for the iPhone ProMax | Powerful magnetic lock holds 2.5x the weight of the iPhone 12 Max |Intergrated rubberized pads keeps charger from twisting |Auto on/off - no need to press any button |Audible tone tells you when Mag-Lock is connected and charging | Designed for use with MagSafe compatible cases