3 Stars: (4-Pack) Ultracell 3.2V LiFePo4 14500 AA 700mAh Rechargeable Battery for Solar Panel Light, Tooth Brush, Shaver
I bought these rechargeable batteries on Amazon for some battery operated lights I recently bought. I got these at a discount for my honest opinion. I am not being compensated for a positive or negative opinion. ***Warning: These are not really AA rechargeable batteries. They will burn out anything that requires AA batteries.*** I didn't realize when I bought these that they will not work in things that take normal AA batteries. Typically, AA batteries are 1.5V. These are labeled as AA but are 3.2V. What this means for someone who doesn't understand voltage ratings (like me), when I put these batteries into my light strand, the power box started smoking. I called my engineer brother and he said the batteries were producing 9.6 volts when my device needed 4.5 volts to operate. That's over twice the amount of power necessary! The description and title does say that they are for solar panel lights, tooth br...