Mini 10W Car / Auto DC Charger designed for the iRiver iHP-120 with Gomadic Brand Power Sleep technology - Designed to last with TipExchange Technology 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. 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 iRiver iHP-120) included with additional tips sold separately) Intelligent circuit provides precise output voltage and resistor configuration specific to the iRiver iHP-120. This ensures battery is safely and efficiently charged without affecting battery longevity. 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.