Ultra simple, one click old man machine Nokia C3

Everyone must be familiar with the old machine. They are affordable, easy to operate, have high reliability and support ultra long standby, so they are favored by elderly users. With the technology sinking and the cost becoming more and more controllable, Android phones with less than 1000 yuan have become the new favorite of elderly users. This year alone, major mobile phone manufacturers have launched entry-level models such as redmi 9a and Jinli K3 pro, bringing more convenience to elderly users. The Nokia C3 we just got is such an affordable entry-level model. < / P > < p > considering the usage habits of elderly users, Nokia C3 insists on taking ease of use as the highest standard, and its most obvious manifestation is the “heart button”. The heart button is also the most important system interaction function of Nokia C3. At the same time, Nokia C3 adheres to the tradition of solid quality control and excellent quality of Nokia mobile phones, so its reliability is no worse than that of traditional function machines. Now, let’s actually test various practical functions of Nokia C3. < / P > < p > Nokia C3 uses the native Android 10.0 system, and there are very few pre installed third-party applications. Friends familiar with native Android all know that due to open source, native Android system features are not rich, but it can reduce system load, improve mobile phone fluency, and reduce the risk of elderly users entering rogue software by mistake. Compared with other non mainstream customized Android systems, native Android has no serious defects. After using it for a while, older users can easily play with Nokia C3. < / P > < p > the most important system interaction function of Nokia C3 is the “heart button” on the left side, which includes one button payment, health monitoring and emergency rescue. One click payment can enter the wechat QR code payment interface by simply double clicking the heart button, which saves a lot of tedious operations. Although this function is not first created by Nokia, it is easier to operate by using physical keyboard shortcut key design. < / P > < p > in addition, the user can long press the heart button to call up the body detection function of Yuedong circle app, place the finger in the camera and flash area, and test the five physical function indexes of heart rate, blood pressure, blood oxygen, blood concentration and BMI. Combined with the test results, elderly users can enter the “super quick consultation” app and use the relevant resources of Internet hospitals to register, inquire or purchase drugs online. < / P > < p > users can customize according to their own key in “settings intelligent control shortcut key”. No matter double-click or long press, it can wake up the specified app, skip the tedious process, and reach the target with one key. This is undoubtedly very convenient for elderly users. < / P > < p > it is worth mentioning that in an emergency, the elderly users can also press the power button five times, dial 110, 120 or 119 to call the police, hospitals and fire agencies, so as to solve the urgent problem. In terms of biometrics, Nokia C3 has a post fingerprint key and supports face recognition. Although many mobile phones have eliminated the post fingerprint identification key and switched to screen fingerprint, 3D structured light and other fashionable identification methods, the post capacitive fingerprint identification key is still one of the most mature, accurate, convenient and lowest failure rate fingerprint identification methods, and is more easily accepted by elderly users. < / P > < p > in the case of wearing masks, the post capacitive fingerprint identification is almost the most reliable biometric identification method. In addition, Nokia C3 can also support post fingerprint payment function, which can complete payment without using payment password. The face recognition function has also been upgraded, which can be unlocked without manual upward stroke, and vibration warning is also carried out. The recognition accuracy and safety are relatively high. < / P > < p > Nokia C3 is equipped with 8-core processing chip, memory of 3 + 32GB, and can be connected with external memory card up to 128GB, so it can ensure smooth operation of the system and accommodate more local and cache contents. The front camera is 5 million pixels, the rear camera is 8 million pixels, the maximum aperture f / 2.0, can meet the basic needs of scanning code. < / P > < p > in terms of endurance, Nokia C3 uses a 3040mah battery with a charging power of 5W. We tested the Nokia C3 for 5 hours using professional software. High resolution, 4G network and Wi Fi are turned on throughout the test, and the screen brightness and volume are 50%. The actual power consumption is 55%, and the remaining power is 45%. That is to say, the Nokia C3 can last for nearly 10 hours under full power, and its overall endurance performance is excellent. < / P > < p > the battery can be replaced by opening the cover. With a backup battery, the Nokia C3’s endurance is not inferior to other models with high power and fast charging. < / P > < p > finally, let’s take a look at the exterior design of Nokia C3. Nokia C3 is a typical straight mobile phone, which has become the classic design language of Nokia mobile phone. The fuselage is made of environmentally friendly polycarbonate. The front of the phone has a 5.99 inch IPS screen with a resolution of 1440 * 720 pixels. On the front of the phone, there are front camera, earpiece, light / distance sensor and Nokia logo, while on the back are rear camera, led fill light, rear fingerprint identification key and vertical row of Nokia logo. In addition to the power button, volume key, micro USB interface and microphone in the middle frame area, the left side is light blue heart key, and the top part is reserved with 3.5mm earphone hole. Nokia C3 uses micro USB interface, which can not only save cost, but also can share wires for charging with radios and medical devices carried by elderly users. In terms of color matching, Nokia C3 has two color versions of blue and sand gold, and we get the blue version. < / P > < p > due to the detachable design, the backplane of Nokia C3 is integrated with the middle frame, and the simple and crude press type key cap is adopted, which can be easily disassembled and disassembled from the lower right side of the middle frame with nails or plastic Prys, and the key cap is easy to replace. The whole fuselage is 2.5D curved surface shape, which brings better grip feeling. Meanwhile, the edge line between the fuselage and the middle frame is reserved to facilitate the elderly to identify keys. Due to the detachable design, all the card slots of Nokia C3 are built-in. For the elderly users, they are familiar with the formula and taste, which makes them feel more intimate. To sum up, as an entry-level smart phone, Nokia C3 is highly integrated with the actual use scenarios of elderly users, and fully develops the interactive function of the key at will. Both the system function and the basic operation are simple and easy to use, and the detachable battery design is even adopted to facilitate the elderly users. This is the redmi 9a, Jinli K3 Pro equivalent price model incomparable. The addition of health and safety functions adds a new guarantee for the elderly users and greatly reduces the risk of diseases and accidents, which can be said to be very considerate. < / P > < p > at present, Nokia C3 has been officially launched for sale on major e-commerce platforms at a price of 689 yuan. If you want to buy an affordable smartphone that can significantly improve your life experience for your family’s elders, the Nokia C3 is definitely a quality choice. Developed a “plug and play” solar power generation scheme, and “5B” won a $12 million round a financing