Many units consume less than 8W power. Luminous efficiency goes beyond 75 lm/W. MR16, GU10 and E27 versions are dominant. Models come with a 3-year warranty.

5W rated power

Exceed Electronic Co. Ltd
Fitted with 1W Epistar diodes, Exceed’s YGL-PAR20QH5E27-35P model delivers 450 to 500 lumens. The spotlight bulb has a rated power of 5W and efficiency that goes beyond 88 percent. Power factor is 0.95. The unit emits 2,700 to 3,500K warm white, 4,000 to 5,000K natural white and 6,000 to 6,500K pure white beams at a 35-degree angle. The input voltage is 85 to 265VAC. A 3-year warranty is given for the 63.2x92.6mm model that can last more than 30,000 hours. The product goes for $7.57.

Heat-conductive glass housing

Gocus Technology Co. Ltd
Housed in heat-conductive glass, the model HXSP1 quartz LED spotlight bulb from Gocus can have an MR11, MR16, E27 or GU10 base. The 1 to 5W 50x56mm unit requires 110 or 220V input. It has a life span of 50,000 hours and follows CE, FCC, SAA and RoHS standards.

2835 SMD diodes

Lampara Electronic Co. Ltd
Lampara’s LED spotlight 5.5W-Amy-1 model uses 2835 SMD diodes. The 5.5W bulb provides 400 lumens. Luminous efficiency is 75 lm/W while the CRI is above 80. Warm or cool white beam angle is 38 degrees. The 50x50x55mm model runs on 220 to 240V and works between -40 and 40 C. It has a glass housing and lens. The product lasts up to 30,000 hours and comes with a 3-year warranty.

GU10 spotlight

Lampara Electronic Co. Ltd
Lampara offers the AC230 Spotlight Light-grace model that integrates a GU10 base and plastic housing. The bulb consumes 7W, generates 500 lumens and has an efficiency of 80 lm/W. It does not emit IR or UV radiation and mercury. Light spreads at a 60-degree angle. The available color temperatures are 3,045±175 and 6,530±510K. The 50x50x55mm unit operates on 230VAC at 50Hz.

E27, E14 or GU10 socket

Shenzhen Lvjing Lighting Co. Ltd
The SD0182 model from Shenzhen Lvjing comes with an E27, E14 or GU10 socket. The housing is made of aluminum. The E27, E14 and GU10 variants measure 50x75, 50x80 and 50x75mm, respectively. The COB spotlight bulb utilizes Epistar diodes and yields 500 to 550 lumens. Warm white and cool white temperatures range from 2,800 to 3,200 and 6,000 to 6,700K. Beam angle is 60 degrees. The required input is 85 to 265VAC while the working temperature is between -40 and 55 C. The product has a 3-year warranty and life span exceeding 50,000 hours.

4, 5, 6, 7 or 8W dimmable spotlight

Shenzhen Lvjing Lighting Co. Ltd
Running on 4, 5, 6, 7 or 8W, Shenzhen Lvjing’s SD0443 model saves up to 90 percent energy. The dimmable spotlight incorporates Cree or Epistar LEDs and works on 85 to 265VAC or 12VDC. It gives off low heat, and is IR- and UV-free. Temperature ranges from 2,800 to 3,200K for warm white and 6,000 to 6,700K for cool white beam. The model has a 60-degree beam angle. It adopts an E27, E14, GU10 or MR16 base and an aluminum housing. Service life exceeds 50,000 hours. Product warranty is three years.