The company’s latest series low-profile, SMT and THM lithium-ion holders for 18650 batteries are rugged, durable, and feature low profile, heat resistant Nylon housings with gold ...

By taking a 3D printed design intended to attach a TP4056 module to the end of an 18650 cell and combining it with an ESP8266 firmware that turns the powerful microcontroller into a WiFi repeater ...

At a glance we can see the major components you’d expect in a discharger: a fairly simple PCB, four ceramic power resistors, a holder for a single 18650 cell, and a rocker switch to connect it ...

1. Shown are the various types of 18650 cells available. This design process is made possible because the 18650 cell is always 18 mm wide by 65 mm tall. They are a standard size, aren’t they? As ...