Keep your calls and other electronics charged up and ready to go with this ICOtecA(R) TNT Rechargeable AA Battery Kit. Battery Kit includes (4) 2,700 mAh capacity batteries that are easy to charge and give you up to 40 hours of runtime. Includes charger, USB cable, and AC/DC power inverter. 1.2 volts 2,700 mAh capacity Nickel metal hydride 40+ hour runtime Includes (4) AA batteries, charger, USB cable, and AC/DC power inverter Order today!