... cycle life 4.No memory effect 18650 740mAh 3.7V Lithium Battery Product Description Product Name: Polymer ... anti-shortcircuit, anti-overcharger, anti-overcurrent, anti-overload 3. Compose Type: Injection Technology to make battery more stable ... 2, High working voltage for single battery cells 3, Pollution-free 4, Long cycle life 5, ... less13Cell DimensionD: 18mmH: 65mm 18650 740mAh 3.7V Lithium Battery