Long-lasting Power Supply
8000mAh of capacity enables to keep your devices going for days and fully charge iPhone 6 for about 3 times.
High Efficient Charging
The built-in superb circuit greatly improves the power conversion rate up to 85% compared to 75% at average, which can save more time for you.
Sleek & Compact Design
Assembled with sleek case without rough edges, the portable ROMOSS Solo 4 easily fits into your bag.
Charge your mobile devices like smartphone, MP3, MP4 by one power bank