18650 power bank or 18650 lithium-ion battery chargers
NOTE you can only use 18650 flat top OR button batteries UNPROTECTED
M2 2-BAY 18650 "FLAT TOP OR BUTTON TOP UNPROTECTED CELLS ONLY" DUAL USB OUT W/MICRO USB CHARGING INPUT CHARGING
S4 4-BAY 18650 "FLAT TOP OR BUTTON TOP UNPROTECTED CELLS ONLY" DUAL USB OUT W/MICRO USB, USB-C AND USB-C INPUT CHARGING
YOU CAN USE ONE OR UP TO 4 BATTERIES
TOMO S4 4 x 18650 Li-ion Battery DIY Smart Power Bank Type-C Micro USB 8 Pin Input Dual Output Charger for Phone
BATTERIES NOT INCLUDED!
S4Main Features:
- DIY Power Bank and Charger Custom capacity by 4 x 18650 li-ion batteries to make your own power bank, portable external supply, provides enough power Also, a battery charger for the 18650 batteries, a dual-use item
- Three Inputs Type-C, 8 Pin and Micro USB inputs, just one cable can charge the power bank, easy operation
- Dual Outputs Dual outputs, can charge phones, pads or other small electronic devices simultaneously
- Independent Circuit Independent battery, charging and discharging at the same time, can work together and not influence each other
- LCD Display Screen Each battery independently clearly displays output voltage and current, easy to read the remaining capacity
- Reverse Polarity Protection When it comes to the reverse polarity, the chip inside will automatically identify and cut off the power of the reversed polarity circuit, displays an empty battery level Reversed polarity will not affect the normal operation of other circuits
Tips: 1. When input and output at the same time, it will automatically charge the device first, then charge the battery. 2. Press less than 1 second to turn on / turn off the backlight, press 2 seconds to turn on / off the machine.
