10 Pack Lot of Universal Battery Charger for 3.7v Battery

Compatible with the following devices

Built for small batteries found in cameras, camcorders, PDA and cell phones.

Compatible: The adjustable contacts work with any 2.8V - 5.9V (usually rated as 3.6 or 3.7 volt) battery whose contacts are less than 1 1/2" apart.
Compact: AC prongs fold into casing to easily fit in your glove box or purse.
Convenient: Instead of taking your bulky battery charger on the road use this instead. USB port on the side so you can plug in USB charging cables.
Please Note: ONLY meant to charge batteries between 2.8V - 5.9V. DO NOT use on batteries with voltage ratings more or less than 2.8V - 5.9V or you may damage your battery.