1. All door function built in control device.
2. Unique designed tension pulley E-lock.
3. Durable advanced nylon roller for long lasting, reliable service
4. DC brushless motor for heavy door, strong power&low noice
5. Remote control: A:close&lock B:one way C:normal open D:half open
A/B:automatic
6. Elegant and graceful looks , economy and durability, excellent in quality
Quantity Per Month: 10000
HS Code: 73083000
SIC Code: 84769000
Delivery Way - Date Of Delivery: 3 days