Come and Check Our Promo Solutions.This wireless power bank is made of bamboo wood with an LED display, a lithium polymer battery and a bog 4000mAh in charging capacity. Features include a standard, MicroUSB and Type-C 5W output to connect with all kinds of cellphones, tablets, GPS systems and other gear, works wirelessly too. Add your school, sports team, organizational or company logo or message to customize. Pls check inventory and detailed info with us before placing your orders.