*S60 adopts type C steel galvanization rail, chain type. *Power-off auto locking system with national exclusive patent, the garage door can be locked automatically when power-off occurs when during operation. *High quality, full functions. power-off locking, auto travel memory, start & stop gently, fault self-checking, all kinds of functions meet your request. *Three types of rated power (600N, 800N, 1000N), for different dimension garage doors. a. Power voltage: AC 220V~240V 50Hz b. Lighting power: 1*25 W (Automatic switch-off after approx. 180 sec.) c. Input power: 250W (in operation with lighting) d. Motor: DC 24V e. Push and pull force: 600N f. Excess travel stop: 100 sec. g. Open-close speed: 120mm/s h. Remote distance: ≥30m i. Remote frequency: 433.92MHz