... 2A Up or down time: ≤3 to 6 seconds Remote controlled distance: ≥20m Environment temperature: -30 to +60 ... t change its condition without using the assorted remote control and manual rocker Manual: when the storage ... of storage battery, press the button of the remote control, the alarm system will tweeting, then ... for ground installation are in the upper shell, but the shell can be opened only by the key, ...