Features: ■ Fashionable and patented design
■ Support wired, wireless linkage control, easy to install
■ Smart and adjustable volume with 8 levels (including mute)
■ 110dB super loud siren, blue flashing light
■ EEPROM information protection, information never lost to ensure information security
■ Outdoor solar siren with waterproof function and anti-tamper function
■ Wireless intelligent study coding 1527, maximum support 20 pcs remote control and 40 pcs detector
■ Built-in 3.7V/2200mAh backup lithium battery
■ AC/ DC, twenty-four-hour ordinary guarding without interruption
■ Solar power supply and solar power rechargeable
