TOMO M4 4 x 18650 Li-ion Battery DIY Smart Power Charger

Main Features- DIY Power Bank and ChargerCustom capacity by 4 x 18650 li-ion battery to make your own power bank portable external supply provides your devices enough power. Also a battery charger for 18650 battery a dual-use item- Dual OutputsDual outputs can charge phones pads or other small electronic devices simultaneously- Independent CircuitIndependent battery charging and discharging at the same time can work together and not influence each other- LCD Display Screen Each battery independently clearly displays subtitle easy to read the remaining capacity- Reverse Polarity ProtectionWhen 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 levelReversed polarity will not affect the normal operation of other circuitsParametersBattery 4 x 18650 li-ion battery not included Input 5V 1.2AOutput 5V 1A 2A 0.128 Package weight 0.158 kg Product SizeL x W x H 10.00 x 8.40 x 2.70 cm 3.94 x 3.31 x 1.06 inches Package SizeL x W x H 21.00 x 11.00 x 3.00 cm 8.27 x 4.33 x 1.18 inches Package Contents 1 x Power Bank 1 x USB Charging Cable