TS-SC104 wireless sound and light alarm Waterproof strob siren,wired or wireless outdoor sound and light alarm 1.Rated voltage: DC12V,Operating range: DC6-15V,Current work: 200MA (DC = 12V) 2.Standby current: 6MA,Operating temperature range: -20 ℃ +60 ℃ 3.Sound pressure range:110±3DB (test 1-meter platform,outside-to-noise ratio ≦ 65DB) 4.SIREN + / SIREN-trigger,8 LED + / LED-trigger,Tamper switch to trigger 5.External power supply to be cut 8.Battery back-up: 6V/600MA fitted with battery back-up, the green LED lights on 9.Wireless models: A. Radio frequency: 433MHZ/315MHZ B. Wireless distance: 1) open distance ≧ 100 m 2)Indoor distance ≧ 30-50 meters 10.Test: A. Testing continued: ≧ 30 minutes B. Indirect tests: 8 hours