There are many different factors that we lead to ink bleeding. To save you time, we provides you 6 best pens that do not bleed for different usage scenarios. If you are using pens not tested in this passage, you can check 10 common causes that leads to ink bleeding and how to prevent them.
Wearable bluetooth thermometer lends a great hand to first-time parents babysitting their kids who have got a fever. Taking baby temperature even at night and check reports on smartphone makes it intuitive and powerful.