JTT 100W 150W 300W 500W 1000W JDD 60W 75W 100W 110-130V/220-240V halogen lighting

Q1: What is the Warranty for the lamps? 
A1: All led lamps have 2 years warranty.If there are any quality problems during warranty,we take charge of shipping cost and replacement. 

Q2: What is color temperature? 
A2: RYM Lighting offer lamps in warm, natural,pure and cool white with colour temperatures measured in Kelvin (K). The lower the colour temperature is, the warmer the light given by the LED: 
Warm white = 2700K-3200K 
Natural white = 4000K-4500K 
Pure white = 5000K-5500K 
Cool white = 6000K-6500K 

Q3:: What is CRI? 
A3: CRI is a figure which feedback the real objects colors.Higher CRI with higher cost.For LED tubes,the CRI is mostly 70-75Ra,and 80Ra with higher cost.But there are some suppliers write a high data to attract clients,please note. 

Q4: Will your LED light bulbs work on a dimmer switch? 
A4: We do not recommend using our LED light bulbs on a dimmer switch, this type of switch can potentially cause damage to the bulb; 
However, you can choose our dimmable bulbs, they are suitable for all kinds of dimmer. 

Q5: What is the specific size of the screw base on your Edison base LED bulbs? 
A5: The size is E27/E26. This size works in all common fixtures. 

Q6: Why does my LED light bulb not work properly at extreme temperatures? 
A6:Working at temperature below 14 F or above 122 F may cause a LED bulb flickered, dim, changing color, or ceasing to function. Once the LED bulb is returned to an operational environment it should began to work properly. 

Q7: What is the AC Voltage tolerance for LED bulbs? 
A7: Their AC voltage tolerance is +/- 10%, 

Q8: Do your LED bulbs emit UV rays? 
A8: No. But you should never point an LED light into your eyes.,he light is very bright and could cause damage. 

Q9:Is there cheaper shipping cost for importing to our country? 
A9: For small order,express will be best.For bulk order,sea shippment is best while it take much time. 
For urgent orders,we suggest air shippment so you can get the goods in short time. 

Q10:Can we get support if we have our own market position? 
A10: Please inform us your detailed mind on your market demand, we will discuss and propose helpful suggestion for you, to find the best solution for you.