* Universal cell phone battery charger. * Universal battery charger charges cell phone, MP3 and digital camera batteries regardless of size, capacity and shape. * One charger can charge different cell phone, MP3 or camera batteries at home, office or when travelling. * Adjustable positive and negative contacts accommodates various batteries. * Universal Battery Charger allows you to test the positive/negative connection before you begin charging. Also, no power is applied to the battery if the polarity (positive/negative) is reversed to prevent short-circuiting the battery. Spring-hinge clip holds battery in place while it is being charged. Advanced CMOS microcontroller chip manages the charging process for safe, rapid and reliable battery charging. * Suitable for any cell phone, MP3, cell phone and digital camera batteries.
How to use and operate Universal Battery Charger: * Align metal contact pins to the metal contacts on battery. Some batteries have more than 2 battery contacts, begin by aligning with the left- and right-most battery contacts. * Press the spring-hinge clip to open it and insert battery. You may need to re-adjust the metal contact pins to line up with battery contacts. * Make sure the metal pins make contact with the battery contacts. It does not matter which pin lines up with the positive or negative contacts on battery.