Complete 20,000mAh, 74Wh/3.7V.
Durable & Reliable Long-lasting batteries.
Dual USB: 5V, 2.1A(max) High speed charging.
Automatic output detection for your device optimum charging.
Protection against heating, discharge, over charge, etc.
Environmentally friendly, easy and safe to use.
Fully Complete 20,000mAh Capacity. Extra power to keep you online all day.
Keep your phones and other mobile devices fully charged and recharged anywhere, anytime with our Romoss reliable portable powerbank. Slim and light-weight. It fits into your pocket easily without bulk. Charge more than one device at a time with ease.
Multiple protection against leaking, explosion, discharging, over charging, over-heating, current loss.
Fit-charge technology can automatically detect the input current demand of different devices and the specific charging output.
ROMOSS Simple 20 with complete 20000mAh ultra-high capacity can charge phones 9-10 times depending on the phone’s battery capacity