Battery Type: Lithium-ion, no memory effect, eco-friendly; Battery Voltage: 14.4V; Battery Capacity: 6800mAh 98Wh. Specification: Four-LED capacity indicator; Equipped with type B socket, the maximum out power is 100W; Equipped with USB port DC 5V/2.1A, can be directly used to charge the mobile phones, tablets and other electronic devices. Two D-tap Input / Output ports DC11~16.8V, which can be fast charged the battery and meet the power supply needs of a variety of devices. Kastar Dual D-Tap (P Tap) Fast charger is perfect for charging any batteries with the D-Tap socket. Charge TWO high capacity lithium ion batteries at the same time. This charger AC Input: Worldwide voltage AC 110-240V 50/60Hz 1.0A(Max.); DC Output: High power current 16.8V 4.0A (Only one channel) / 16.8V 2A (two channels) for two D-Tap cables; 4-pin XLR DC output adapter to supply power to your camcorder or DSLR camera directly. Charger indication Green lights for standby or full-charge, Red is for charging.