COB is Chips on Board, It is a technology to solve the problem of LED heat dissipation. Compare with SMD, it characterized by saving space, simplifying packaging operations, also has an efficient thermal management way.
The day bottle glass body is made of high-quality borosilicate glass, which has better heat resistance, cold resistance, wear resistance, and drop resistance, and will not be broken due to severe temperature changes. Plus the 1:1 silicone sleeve wrapping
Rubber tired gantry crane applies to international standard container transporting, loading and unloading at the container yard and railway container depots, with stable performance, high efficiency and ease maintenance having proper safety instructions a
With standard sound or custom voice, such as the nursery rhyme,animals sound, transportation sound, melody voice, human talking voice, up to Volume standards for interactive press button sound book for kids: 75-85 dB.
As Line Boring and welding machine factory ,our line boring machine can make line boring and bore welding hole diameter is 40mm~600mm ; have line boring and welding two functioninto one machine , against lightweight ,smaller size ,strong power supply, mak