Patona Premium 18650 cell Li-ion battery with USB-C input 3.7V 3300mAh is a special feature of the USB-C input, with which the battery can be loaded on all devices with USB-C output, power bank or a suitable power supply. Technical data: Brand: Patona Product type: Special battery size: 18650 Technology: Li-Ion Chemistry: Linicoalo2 With protective circuit: Yes LG cell Charging closing voltage: 4.2V max. Charging current: 0.7c, 2000mA unloading closing: 2.75V unloading current (max. ): 3 A loading process: CC -CV Certifications: UL, CE and Rohs Min. Temperature: -20 ° C max. Temperature: +55 ° C Recharged: Yes