May 16th, 2017 OUKITEL is starting the presale of another “K” series device –OUKITEL K4000 Plus. The OUKITEL K4000 Plus has got a long lasting 4100mAh battery, 5 inch tough screen and specialized safe system.

Following the tradition of its predecessors, K4000 Plus also gets a tough screen which is toughened to be stronger than other smartphones screen. K4000 Plus chooses Asahi Glass as the touch screen and have done more than 3 times toughening process to make sure it is scratch-resistance and anti-shock. Here we have got a video for different screen challenge.



The video takes the process to crack walnuts, scratch by knife and knock nails into wood. After taking these challenge, the K4000 plus is still working perfectly and got no scratch on it. K4000 plus gets full lamination for LCD and touch glass, offering 5-points multi-touch and high transparency. Of course, the full lamination will make the device thinner for a big battery smartphone.

Except the 5 inch tough screen, Oukitel K4000 Plus is also special in large battery. It has got a 4100mAh high density SCUD battery. All batteries are 100% tested before shipment to ensure safety. With 4100mAh battery, 2GB RAM, MT6737 Quad-core processor, and power saving system, 4G standby with SIM card in can lasts up to 200 hours, for 3G talk, it will support about 21 hours talk and normal playing music can support 27 hours.

K4000 plus will be available in 3 colors:white, black and gold. Presale of K4000 Plus will be ongoing from May 16th to May 22nd. While the original price is $109.99, users can get it at only $89.99 on