This product is UltraFire AX18650 li-ion battery with great capacity and without memory effect. Compared with other on-off battery, it can recharge for many times and is contribute to protect enviroment. Rechargeable battery with PCB and its life is around 10 years. ** Features: * 100% brand new and high quality * Li-ion battery * Rechargeable battery with PCB * Environmental friendly * Capacity:3800 mAh * Voltage:3.7V * Color:Gray * Length:6.5cm * Diameter:1.8cm Package included: 2* Li-ion batteries THANK YOU FOR BUYING FROM US, PLEASE FEEL FREE TO CONTACT US FOR ANY QUESTION, WE ARE ONE OF THE BIGGEST FACTORY DIRECT AGENTS FOR ALL KIND OF ITEMS ALL OVER THE WORLD
"All good, product as described and reasonable shipping from China. Overall experience good.