V2EX community blockchain life

1. If the cell is 3.7V, the energy is 3.7V * 5Ah = 18.5wh, and the primary power is 1000WH. Considering the charging conversion efficiency, it is assumed that 80% is 23wh, that is, 0.023 kwh. At present, the cell power of mobile phone is relatively large, generally about 3000mAh is more, in terms of 3000mAh, it is full once at most.

2. V2EX is a professional technology community. The main significance here is to help members solve specific technical problems. At the same time, it's also a place where you can get more opportunities and feedback - you can post recruitment here, or post works here. Of course, it can also help you find a new owner for the electronic procts you no longer need.

3. V2EX is a light forum program. In fact, in addition to V2EX, there are many light forum programs
such as youyax, startbbs, xiaobbs, wecenter, useforum, youbbs, etc.
there are also large forum programs, such as discuz, phpwind, etc

4. I adore the founder
community needs a sense of belonging and community
the positioning of V2EX is a little niche, but these niche groups have high quality and strong UGC ability.