2 Amp (10W) Mini Car / Auto DC Charger Compatible with Nextbook Premium7 Tablet - Amazingly small and powerful 10W design, built with Gomadic Brand TipExchange Technology Intelligent circuit provides precise output voltage and resistor configuration specific to the Nextbook Premium7 Tablet. This ensures battery is safely and efficiently charged without affecting battery longevity. Gomadic TipExchange Technology protects your investment by providing a means to change/upgrade your charger by simply swapping the physical charging tip. (Charging tip for Nextbook Premium7 Tablet) included with additional tips sold separately) Charger provides a full 10W (2,000mAh) of available current in a small form factor a little over 1 inch long. Flexible, straight cable measure 50 inches in total length. Built using high quality capacitors and circuit components to ensure that charging current does not interfere with FM radio transmissions. Rigorous Q&A process. Straight, non-coiled cable design allows for easy routing of your charger around vehicle trim for a more professionally installed look. Durable construction is built to last.