These are not cheapest because they made to strict UL specifications with high quality LED chips (not cheapest sold elsewhere)

They emit 250% more light compare to 3528 SMD LED with color temperature 3000K-3500K similar to Bright White CFL bulb and color rendering index CRI RA of 90

This listing is for a 8 ft 2 in long LED light strip with 150 SMD LEDs (2835) with 120 degree light dispersion angle.

 Strip contain 150 Bright White 2835 LEDs consume only 30 watt (24 volt 1.25 amp DC)

Light output is 2000 Lumen - equal to 200 watt halogen light bulb! 

Color temperature and light output: 

Bright warm white 3000-3500K, 2000 lumen, (similar to direct Halogen bulb light, no Blue, nor Yellow tint like others "White LED's) please scroll down to see color comparison picture.

These strips are made as flexible printed copper circuit boards less than 3/8" wide and only 1/16" thick with 3M self adhesive back.  Strip can be cut every 1 -7/8" (3 LEDs) each part can be soldered and powered by the same or additional 12 volt power supply. LEDs spaced less than 5/8" apart, 19 LEDs per ft.  Extremely easy to install. Photo below shows an example of kitchen installation - warm white strip was cut in 3 parts, 3 holes of 1/4" were drilled,  wires and power supply are hidden in cabinets. About 12 ft is used in this installation. These strips are perfect for kitchen under cabinet lighting, glass door cabinet lighting, accent, picture and decorative lighting, produce brilliant white light! The light output is equal to 4 x 50 watt halogen bulbs. Please do not confuse with low power strips: these are very bright LEDs and you'll need 12 volt regulated power supply capable of at least 2 Amp (2000 mA) output.  Strip shipped with wire leads attached. Please contact seller, if you should have any questions. The expected life span is more than 30,000 hours.