The Akyga AK-EV-22 is a battery charger specifically designed for electric vehicles, constructed for reliable and efficient energy transfer to the energy storage system of your e-bike. This charger features a universal input voltage range of 100-240 V AC, making it suitable for use in various regions with different electrical standards, while providing a stable DC output voltage optimized for electric bike batteries. With an output power of 54 W, it combines charging speed with energy efficiency, helping to maintain battery health over longer usage cycles. The device integrates multiple safety protection features including overvoltage protection, overcurrent protection, short circuit protection, and temperature monitoring to ensure safe operation during the charging process. Its compact design measures approximately 150 mm in length, 70 mm in width, and 40 mm in height, with a weight of around 500 g, making it portable for travel or storage. The charger includes standard connectors compatible with most electric bike battery systems and features LED status indicators that clearly display the charging process and operational status. Made from durable materials and components tested for consistent performance, this charger is designed for regular use, with particular attention to heat management through efficient heat dissipation. It operates within an ambient temperature range of 0-40 °C and should be used with batteries that meet its specified output parameters. The Akyga AK-EV-22 represents a practical charging solution for e-bike owners seeking a reliable power supply for their mobility equipment.