Product description
100cm cable length, convenient to use,With reverse polarity for protection.
Black negative, red positive, the light is red while charging, green light while fully charged.
Easy to operate,Small size and lightweight, portable.
This USB charger cable is suitable for 3.7V lithium-ion rechargeable batteries.
USB port input voltage 5V/2A, JST 2pin 2.54mm plug output voltage 4.2V/1A.
brand new and high quality.
Input: 5V 2A Output: 4.2V 1A
Model: Left postive right negetive,Left negetive right postive(optioanl)
Note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.