3.7V rechargeable battery capacity:500mAh,600mAh,700mAh High operating voltage:3.7V Cycle life:more than 400times 16.5*34m ModelMax ... .2317-20/+60 3.7V Li-ion rechargeable battery ICR16340 Feature:1)High quality and operating voltage 3.7V Li-ion rechargeable battery.2)Product description: ... instrument, camera notebook computer, digital products, mobile phone etc 3.7V rechargeable battery 16340