What is the different between IR and RF control ?

The control distance , 24Key IR control only can control in 0-1 Meter, Usually you also need point to the receiver to control it .

RF 17 key remoter, it can control in 0-10 Meters , you don't need point the receiver to control it .

( All the RF remote use the same frequency. 1 remote will control all receiver.  It also can control through the wall.  For example ,if you use 2 sets USB lights with RF 17 key remoter in 2 adjacent rooms.  When your press the remote in 1 room , all 2 rooms USB lights will act the same.  )

Specifications:
1. LED Type: 5050 SMD
2. Color: RGB
3. LED quantity: 30smd / Meter
4. Protection class IP60 (Non-Waterproof)
5. Operating voltage: DC 5V
6. Viewing Angle: 120 °
7. Operating temperature: -20 to 50 °
8. Measurements: W1.00cm x T0.25cm
11. PCB: Black / White 

24key IR Remote Controller. (There is no keys on the USB Cable.)
1. Type: 24Key Remote Controller
2. Connection mode: Common Anode(+)
3. Input: 5-24V
4. Output: 5-24V (3x2A)

Ø Working Temperature: -20°C-60°C
Ø Remote controller battery 3V: 1xCR2025
Control Method

3key cable control:  (There is no remote pannel included.)

Features:
1. Low power consumption,Super-bright but running with low temperature.
2. All the light spread and completely smooth,luminous very even.
3 Self-adhesive back with Adhesive tape for secure and easy application.
4. LED Type: High Quality 5050 SMD LED, high intensity and reliability, Long lifespan.

This ingenious USB LED strip light will instantly transform TV into an object of beauty
Easily take advantage of this incredible gadget as long as TV has a USB port(all modern TV's do)
Peel off the adhesive cover, apply to the surface behind TV and plug into USB port
This USB strip light is not just for TV's – it can also be used on computer monitors, in the car or anywhere where have a spare USB port.


Package content: (According to your choice.)
1x LED strip light
1x 24 key Remote Controller or 1x 3 key Cable control.

Notes: Due to China post can't accept package with battery, Package ship to United States, United Kingdon, Canada, Germany,  Australia...  won't has battery included . (We have to take battery out for those 5 countries. )