TOMO P4 4 x 18650 Li-ion Battery Charger DIY Portable Charger Power Bank External Mobile Dual Output

Specifications: Product Name: TOMO P4 4 x 18650 Li-ion Battery Charger Brand: TOMO Model: P4 Battery Type: Lithium-ion 18650 3.7V Input: DC 5V 2A Output: DC 5V 1A /2A Charge Tip: micro USB Case Material: Acrylic Color: Black, White Size: 100 x 84 x 27mm Weight: 71g(without battery) Features: 1. Custom 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. 2. Dual outputs, can charge phones, pads or other small electronic devices simultaneously. 3. Independent battery, charging and discharging at the same time, can work together and not influence each other. 4. 4 prompt lights accurately show the battery power. When charging, the prompt lamp will flicker. 5. 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. Package Included: 1 x TOMO P4 4 x 18650 Li-ion Battery Charger 1 x Micro-USB Charging Cable