PC+ABS housing: dirt and scratch resistant, easy to clean Dedicated card change window: Easily replace the card without removing the enclosure circuit. High cost performance: equipped with 9 slot charging port, small and practical, suitable for small businesses with low cost investment and profit Personalized design: It is equipped with acrylic transparent bracket, which can be inserted into advertising paper to increase advertising exposure. Multi-interface compatibility: The charger comes with three wires (Micro USB, Type-C, Apple interface, wireless), compatible with 99% of common mobile devices in the market. High-quality battery: The same battery supplier as Huawei and iPhone to ensure stable and reliable charging. Multi-function port and expansion: The back is equipped with a variety of USB ports, which is convenient for users to update the device, and the bottom can be inserted SIM card, which can be used with 4G network to meet various charging and communication needs. Anti-theft: The Hall anti-theft detection system is added at both ends of the charging treasure to effectively prevent people from returning the charging treasure without authorization. Explosion-proof damage: The use of electronic locks for strong reinforcement, to prevent human factors from violent damage, to avoid accidents such as explosions. Application scenario: Suitable for restaurants, bars, convenience stores, nightclubs and other places with high traffic, to meet user charging needs.