Item parameters
1. The chain is benchable, works for swing widnow, casement window
2. Double layer chain, more durable and not easy to break off.
3. Equipped with overload protector and can open and close for 30000times.
4. Smart design with strong funciton.
5. Locking force reach 2000N. Push/Pull force 400/400N.
6. Working temperature: -20-75oC
7. Suit for multiple window types
8. Working speed 10mm/s
10: Working current: 1.2A, Power 28W
11. IP grade: IP 32



