Lithium Battery Power Pack for Raspberry Pi, including the Expansion Board and Power Module(Old)

Plus Power enables the Raspberry Pi to be used in a moveable manner. Either with two 18650 Li-ion batteries or by the Micro USB port onside, it can support a convenient supply for your Pi (seamless switch between the two supplies).With a protective lid and standoffs, the module can stand and uphold the Pi. And for battery supply, a 4-LED indicator onside can tell the remaining electric quantity by 4 levels. It is quite convenient because you do not need to switch off the Raspberry Pi or Power to switch between the two supply ways or change the batteries). NOTE:The module cannot recharge the battery. You need to use extra chargers.When installing the batteries, pay attention to the poles - place batteries based on the "+" and "-" marks on the module and DO NOT connect to the positive and negative poles inversely.The quantity of electricity is only indicated when it's above 7.4V. Since the safe scope of application is 7.4V-8.4V (2 batteries), if it's lower than 7.4V, the batteries may be