【High Quality Portable Solar Charger 】: Made of durable and reliable ABS+PC+Silicone material.Solar phone charger, featured with 2 bright LED flashlight. Awesome for outside activities such as camping, hiking and other emergency use. The solar USB battery pack can be regards as a nice gift.
【Compatible with Multiple Devices】: Compatible with all smart phones,Tablet and other USB devices. More than 900+ recharge lifecycle. Solar Charging Travel Power bank with Flashlight / Carabiner, Very reliable and durable.Solar power bank provides more convenience in your daily or in your trip.
【Convenient Smart Express Charge】: The solar powered charger has dual USB and powerful LED light.Makes it easy to charge 5 devices simultaneously at full speed .
【Safety Protection】: Built-in safeguards protect your devices against excessive current, overheating, and overcharging.
FQA:
Q: Power bank has two regular standard of capacity , one is the battery capacity, the other is the rated capacity. The 10000mAh power bank being labeled 10000mah/3.7v but the rated capacity is 6500mah/5v. Why?
A: For example:The most important reason is the conversion rate. Because most of power bank's battery voltage is 3.7V, and power bank needs to increase the voltage to 5V when charging the mobile phone, which making the power bank's conversion efficiency only 3.75/5=74%. Also include generated heat when battery voltage boosting, and various of wire consumption, Electricity and self-consumption.