ITEM NAME:3pc DC Step-up Boost Module USB Power Boost Circuit Board 0.9V 5V to 5V 60 #gib Product Description Description: Feature: Onboard ultra small PFM control DC/DC boost controller chip. Input 0.9V ~ 5V any DC voltage, can output 5V DC voltage stability. Onboard USB female, can be directly.Included: 3 x DC Step-up Boost Module. Product size: approx. 35 16 10mm/1.37 0.62 0.39". If item is defective after 3 months, you can still send it back to us. We will send you a new one after receiving the defective item.
