1. produing with good quatlity material 2. strict QC 3. powerful 4. more times open when power failure 5. long use

1.backup battery type : convenient and open times over 40 times when power failure

2. good quality : producing with good materials

3. good appearace : good treatment for appearance

4. best price

we also produce taiwan motors in china

welcome to my company for checking  series motors .

rolling door motor