Q:How much is the household lamp size standard specification?

In household shoots the size also is to have a lot of difference, 35 w led lamp size: 205 * 90 * h170PAR is said parabolic shape of the lamp. The shape of the mean. 20,30,38 said maximum overall diameter size. As 38, the largest diameter size of 38 (1/8) * * 25.4 120.0 mm material, 38 in Britain is divided into units and conversion relations as follows: 1 the points = 1/8 "1 inch = 25.4 mm, MR16 and GU10 joint form is commonly used to shoot the light lamp cup, LED is also in this labeling method.

Q:How high is the temperature of the LED lamp?

Because the LED can only be used under a certain stability, LED lamps, lighting is not stable,

Q:Want to buy a track first and then buy several different wattage of led track light to try and see what specifications apply. I don't know between different brands and wattage led track lamp, is common

Orbit, there are two lines, three lines, four line. LED track shoot the light rail head to match the orbit (that is, the lamp with the rail joint should match), otherwise will not come up. China and southeast Asia line usually use more. Usually three lines with more Europe. Now the LED track shoot the lamp to the parameters of the large difference of different brand.

Q:The 4 w LED shoot the light, can make the lamp of the study? Reading a book with

no Is too small After a long time eyes will be very uncomfortable

Q:With current meter how to detect the led lamp lights, bad

Can find a lithium battery (or 3 section dry cell in series), series a hundreds of the resistance, to the led lamp bead, try on the reverse, if the light is good, light is not bad

Q:What the difference between LED downlight and LED lamp?

LED tube light is a light shot inside the embedded in the ceiling lighting lamps and lanterns. Belong to the directional lighting lamps and lanterns, can only by the light of the opposite, its advantage lies in the more concentrated than general lighting lamps and lanterns of lamps and lanterns, usually used for general lighting or assist illume. With the continuous development of LED technology, the service life of the LED tube light now generally can reach more than 50000 small.

Q:How much is five inches square led high power lamp

Shoot the light is a typical advocate the lamp, wuding scale modern genre of lighting, can create an atmosphere of indoor lighting, if a row of small shoot the light, the light can change the wonderful designs

Q:Led outdoor lamp on Ⅰ p65 what meaning be

IP65 dust said this product is 6 grade, waterproof rating to 5, how kind level of dustproof, waterproof, following detailed answer. What is the IP protection class IP (IP for Ingress Protection, abbreviation), IP Protection grade system is made up of IEC (International company Technical appointed the draft. Will be in accordance with its lamps and lanterns prevent outside content invasion, waterproof, dustproof, moisture proof the characteristics of classification. Here refers to foreign object contains tools, man's fingers are not in contact with the lamps and lanterns of charged part, in order to avoid electric shock. IP protection grade is composed of two Numbers, the first number said dust of lamps and lanterns, the level of the external things out; Second number said lamps and lanterns of moisture proof, waterproof airtight degree. The greater the number, said the higher degree of protection.

Q:How to distinguish the LED lamp wattage?

Open shell, look at the LED module inside the chip count, are generally use 45 mil, single chip is 1 w, 30 w, 30 is 50 is 50 w, 100 is 100 w, the chip number add up to the wattage.

Q:On the ceiling lamp bulb is broken can change LED light bulb?

Can the LED to shoot the light, there are similar. If you compare the outlet is in line with the line.