portable battery charger Specifications: Batteries type: Lithium Core Capacity: 2200mAh Input Voltage: 5V ± 0.5V DC Output Voltage: 5.2V ± 0.05V DC maximum input current: 1000mA maximum output current: 1200mA Operating temperature: -10 °C 50 °C Size: 123 (H ) * 32mm (diameter) Weight: 80gFeatures: MOPO POD is designed for cell phones, MP3 / MP4 5V digital devices such as the development of mobile power, can significantly extend the power of digital devices such as mobile phones battery life time. Meanwhile, with TF card reader function. high-performance lithium-ion batteries with no memory effect, cycle life up to 1000 times built-in TF card reader function and LED flashlight features can be combined with the expansion of storage space low self-discharge at room temperature, full of electric storage 1 month after the power save about 90% intelligent circuit safety protection, such as over-discharge, overcharge protection, short circuit protection environmental pollution, do not contain cadmium, lead, mercury and other elements of the environment pollution