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Micro Usb Digital Indicator USB Data Cable For Mobile Phone
36% off $ 3.99, 4.8 average star rating, 3 days left
Void voltage: 3~7V;
Load current: 0.1~3A;
Display current when load, LED 1 light on (blue light);
Display voltage when unload, LED 2 light on (green light);
Fast charging; Supports sync data transmission on PC
Intelligent charging protection to prevent the device from being damaged from overcharge.
With charging indicator,blue is on charging green is full charged.
Ultra-quick charge support synchronous data transmission to PC.
No-load voltage display V,load display current A.
More details, click here