There are so many types of fans on the market, from cheap to expensive. With many forms as well as performance, fans have indeed become mandatory items for everyone; home, industry, and many more. However, we often choose the...
An electric bell is a device capable of producing sound that comes from converting electrical energy to magnetism. In general, the electric bell is used as a signal to provide warnings or information for the user. In its simple function...
Electric fan is an electronic device that produces air flow from the propellers rotation. The energy was generated from a dynamo inside. It will be very annoying when you're sitting lay back enjoying the breeze air then all the...
There are several types of CCTV that you can use, but the most commonly found on the market are two types, which are Analog CCTV and IP CCTV. Both have their own advantages and disadvantages. The difference between the components...
Electric an is designed to blow air to chill up the room. Commonly used in a tropical country such as Indonesia. Aside that function also used for other things such as as a warmer, dryer, particles separator, and many others...
After the invention of the modern automatic rice cookware, the process of cooking rice became easier, more practical and more efficient. Users only need to put rice and water into the rice cooker, turn on the on button, the...
Fans are generally divided into two categories, which are traditional fans and electric fans that require electric power. The fan has a function to generate wind and is useful for air conditioning, air freshener, ventilation, and drying. The fan speed...
Ammeter or ampere meter is a tool that serves to measure the strength of electric current in a closed circuit with units of amperes or with the symbol A, or milliampere with the symbol mA. 1 Ampere conversion equals...
Many people are confused about how to choose the right air conditioner (AC) in order to get comfort in the room where they live. It's not just a matter of brands, air conditioners on the market have many complicated terms...
There are some types of air conditioner commonly used, one of them is a split type air conditioner. In definition of a split type air conditioner is a type off cooling unit which consist of two main body. They are the...