50cm/19.68" USB Charging Cable Power Supply Cord Wire for 3.7V Lithium Batteries with Intelligent Charging Circuit

Features: 3.7V 18650 lithium battery power cord, USB charging cable, approximately 50cm long. Equipped with charging indicator light, it lights up redness when charging and green when fully charging. Build in intelligent charging management chip, capable of high current charging for 18650 high-capacity lithium batteries. When the voltages reaches 4V, the output terminals automatically use pulse current for charging, when the battery voltages reaches 4.20-4.25V, the charger automatically shuts down. It will not cause overcharging of lithium batteries, better extending their service life, safe to use.

Specifications: Material: PVC Type: 3.5mm round head, 5.5mm round head, USB 5pin port(optional) Length: about 50cm/19.68inch Input: DC5V 1-2A Output: DC4.2V 1000mA Suitable battery type: 3.7V lithium battery

Package Includes: 1Pc USB Charging Cable for 3.7V 18650 Battery

note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.