- Compatible exclusively with models M 4 Ultra, 4 Pro 2nd Gen, 5, and 5 Pro - 144W fast charging power with 54.6V output voltage - Safety certified under European Union CE-EMC, CE-LVD, and ROHS regulations - Integrated smart chip that protects against overcharging, overvoltage, high temperature, and short circuits - Housing made of fireproof ABS material with internal aluminum heat sink for optimal thermal management - Not compatible with models M 4, 4 Lite, 4 Lite 2nd Gen, 4 Pro, 4 Pro Plus, 4 Pro Max, or 5 Max