Arizer - Air Battery w./ FREE Charge Tester / Case

Looking to double the battery life of your Arizer Air 2 or Arizer Go? This 18650 battery is identical to the original battery received with your ArGo or Arizer Air 2 and is a perfect way to increase your battery life or replace a battery that has degraded over time. It includes a charge tester so you can check battery life. (Not compatible with original Air).