Q:Where is the wholesale of star projection lamp in Guangzhou?

It's a sales for bright company, she may have it there are many other products.

Q:Does anyone know where to sell it? On Taobao, there are only other stars, such as star projection lights, not so nice I'd like to buy an ocean projector. Thank you

Take a look at the cultural markets around here

Q:How to make homemade starlight projection lamp?

A lamp that will change the crystal ball and many water chestnut will add "chronic small motor small electric fan motor can be five yuan a

Q:Starry skyAdult ScienceTurtle star lightWhich effect is better? Which one is suitable for buying?That one will be a little brighter

Turtle, that's more expensiveBuy more expensive, definitely correct

Q:How do you do routine maintenance of projection bulb?

Avoid pulling out the power directlyThe projector is turned off, the cooling fan will still rely on the power at high speed in operation within a period of time, the main intention to do so, is to make long-term use after the bulb can cool to the lowest temperature, then reduced when the electricThe fan stopped working after natural cooling time of the bulb, so when the user in the use of end projection, advocate to fan stopped completely after the operation, and then unplug the power, so to ensure the projection on each after using, can shorten the naturalThe cooling time, but also directly to extend his lighting effect. Some special needs, that is, the end of the business people, now on the market already has the "on or off" function of the projector, are equipped with a small electrical storage, canCut off the power supply after the fan can be enough to ensure the continued operation until the heat dissipated, it can be cut off the power supply will be the end of the presentation can take the projector.

Q:What are the advantages of outdoor projection lights?

Compared with the ordinary outdoor advertising, projection advertising has the following obvious features:1, environmental protection, safety, can overcome the common projection advertising billboards and light boxes with large power consumption, easy to fade, easy to be damaged, with pollution limitation; the use of optical imaging principle, low power consumption, light weight, no damage to the floor, the ground, does not affect the overall planning and site environment, without any pollution. Strong wind.2, novel, fashion: Interpretation of advertising content with lighting, both in the international and domestic are the first, Jiangsu, Zhejiang, Shanghai, Nanjing, Hebei, Shangqiu, Henan, Beijing, Shandong and so on, have very successful cases.3, flexible and efficient delivery: projection advertising can be released within a few minutes advertising screen or change the content of advertising; equipment once put into use many times, this feature is easy for seasonal promotion.

Q:I have an adult science throughout the sky projector lamps, the lamp is used 2.4V 0.75A light bulb, but is too dark, this is the principle of pinhole imaging, put it in the middle of a large room, the wall will be very dark, SO, I want to change a light bulb, the dry by 2 3V the battery for the electric plug, although can be connected to the home circuit, but the resistance, brightness as battery light bulb can change what? The brighter, the brighter, the better, but the voltage must be enough! More consumption of electricity does not matter, but good results!!! What bulb should I change for?

LED lamp is the best kind of flashlight, if you light a dark pointIf the circuit part doesn't work, buy a cheap drunk flashlight on the street directly

Q:Who can tell me where to buy projection lights in Baoding?Thank you

Ming Hua computer cityThe Great Wall computer cityAnd there are places that sell photographic equipment

Q:The scientific projection lights of the adults should be assembled by themselves, but when they are glued to the lampshade, I wonder if the edges should be folded or folded inside. Fold outside feel bad, folding inside afraid of affecting the projection effect, such as a shadow, what. Ask for help ~!Not asking which face is outward. When you ask each surface to stick together, does that extra edge need to be folded inside or inside the ball?

When you can't tell yourself what you learned today, you don't go to bed. - Lixidun Fort

Q:What are the problems that should be noticed in installing the projection lamp wiring?

3. Whether the projector lens is clean or not will directly affect the clarity of the content on the screen. When the screen appears in various circles or spots, it is mostly the dust on the projection lens that causes the disaster. At the same time, the projector lens is very delicate, need to cover the lens cover to avoid sticky dust when not in use, cleaning should remove dust on the lens using professional projector lens paper or other professional cleaning agent.