1PCS UPS Battery Power Expansion Board with Battery Power Metering 5V Output for e 2 3 B +

18650 will not be included due to courierLithium batt
ery, please buy it yourself!


Description UPS power extension board with RTC, measurement, 5V output, serial port function 5V 3A + USB data cable

product description:

UPS-18650Is a specially designed for the (hereinafter referred to as pi) designed UPS power supply, support the following board models, using a new installation,

Easy to install, integrated with e. Adopt two standard 18650 lithium batteries for power supply, support external power plug-in detection, support edge

Charge filling put, both plug in the external power supply, pi by the external power supply unplug the external power supply, pi turn by the lithium battery. UPS-18650 through 10

The high-current thimble is connected with the pi motherboard, and all the pi without using the microusb data cable is connected to the UPS-18650 when in use. In addition UPS-18650 also integrates

Industry electricity meter chipMAX17040G, RTC real-time clock chipDS1307Z +, USB-to-UART serial chipCP2104,battery indicator,

As well as an extra 5V output for external use.

Parameter:

Charge current: max
1A @ 5V

Output current: max
3A @ 5V
(Using two 3300mAh 18650 lithium batteries or an external power adapter with power greater than 5V3A)

Power measurement: the percentage of battery output, error ± 1%, voltage measurement error of ± 3mV

Owner measured, using two 3300mAh lithium battery, the use of e 3b, open the battery test program, 2 seconds to print a battery of information, sustained

Power can reach more than 13 hours! ! !||