Come and see our amazing products. Built-in 2400mah rechargeable 18650 quality battery, charging time 2.5-5 hours, battery life 10-20 hours. The removable sector is easy to clean and can be used as a mobile phone stand. Easy to carry, three - grade custom adjustable. Welcome to customize the LOGO. Pls confirm further with us if any query about packing info, inventory status and time schedule.