Verizon Wireless Casio G'zOne Commando Smartphone Dual Re-Charger plus LED Flashlight! Provides extra power and light from one AA battery. Never be left without POWER or LIGHT again using our Single AA Battery charger! This compact emergency charger runs on a single AA Alkaline or Lithium battery (not included). Now you can juice up any cell phone battery to whatever level you'd like with multiple AA batteries. This small emergency cell phone charger is also great for those on the road or traveling. Use this universal charger for travelling overseas and as a portable, compact backup.