Wuben C3 UNDER charging?

[how2]

According to this thread below. Most are saying it over charges.

Wuben C3 flashlight: built-in charging overcharges?!

Anyone tried the new Wuben C3 flashlight yet? Just got hold of the Wuben C3 and tried some test. I monitored the Wuben C3 charging the included Wuben protected 2600mAh 18650 battery. (connected a USB meter to check the USB charge current) -- at around 0.40A charge current (USB side), the indicator on the Wuben C3 will switch from 'red' to 'green', when I removed the battery and checked its voltage, it was around 4.13v with my DMM. I reinserted the battery and continued charging it with …

Just get you money back and buy another light that meets you specification, recommend by a member of this forum.