This is a 100W gallium nitride desktop fast charging charger with its own telescopic charging cable. Its four ports meet the charging requirements of multiple devices and solve the problem of messy desktop charger wires. Its small size is convenient for users to carry out, detachable AC line, self-contained expansion line to reduce the burden of belt line, to meet the needs of mobile office. Active monitoring overload automatic power-off, equipped with GaN 6 gallium nitride chip efficient and safe.