Features: Not included 18650 battery,You need to prepare 4x 18650 batteries yourself to use,Long press 3 sconds to turn on and off 8.4V output,USB 5V and DC 8.4V can be output at the same time. DC 5.5x2.1mm output is 8.4V 1A-2A,USB output is 5V 2A max,Micro USB and Type C input is 5V 2A. DC 5.5x2.1mm port for 8.4V Bike LED Light or other devices,USB 5V Port for Charging Smart phone GPS Tablet PC or 5V LED Light and more. Main function: DIY powerbank,18650 battery charger,8.4V Power suppy for Bike lights and more,USB charger for mobile phone gps and more.
Specification: Material:Plastic+metal Color:Black Input Voltage:DC 5V 2A Output Voltage: DC 5.5x2.1mm Port 8.4V 1A-2A USB Output Voltage:DC 5V USB Output Current: 2A max Size: 8.7x8.5x2.5cm Power cable length: 53cm 18650 Batteries are not Included
Note Please put in battery in a right way. Don't use the device in the water. Waterproof standard is IPX4.