1 look at the packagingWires with neat coils, good packaging, complete items on the certificate (trademark, factory name, factory address, telephone number, specifications, cross-section, inspector, etc.) and clear printing are generally produced by large manufacturers, and most of the large manufac......

There are various types of wires, which can be divided into many types according to different uses. Compared with wires for other purposes such as engineering, household wires have relatively lower functional requirements. Specifically, household wires are classified as follows.Hard wire: profession......

E27 lamp holder is used a lot in daily life, why is it so popular? This is because this lamp holder is more suitable for household circuits. We all know that all electrical equipment needs a suitable range of current and voltage, and the e27 lamp holder has the best current and voltage tolerance for......

Specific steps are as follows:　　 1. Remove the normal lamp tube, and then remove the broken base.　　2. Replace with the prepared new base.　　 3. Reconnect the wires and restore the insulation.　　 4. Install the lamp tube and power on for debugging.　　It is not easy to buy matching fluorescent lamp holde......

A waterproof Christmas lamp holder includes a bulb, a soft core, and a lamp holder body. The soft core has a folded end that passes through the bulb lead and is connected with a conductive sheet. The bulb is placed in the soft core and the soft core is inserted into the lamp holder In the body, a co......