DUO-150 is a high-performance Li-Ion V-Mount battery with a 146Wh capacity and ability to handle 10A/120W loads. The 146Wh capacity provides extended run times while remaining under the 160Wh IATA limit for carry-on baggage. The DUO-150 is one of the best battery on the market equipped with two built-in D-Taps and a single built-in USB output.