Features: An infrared voice prompt that can be used independently, independently senses infrared and alarms, and is easy to install without wiring.High-precision IP65 waterproof design, solar-powered design.Intelligent digital anti-pet function (pets below 25kg will not alarm).Dust, insect, wind and other interference. Automatic digital temperature compensation.Independent single voice prompter, without remote control, can not be connected to the host, but can be used independently and alarmed independently.Built-in 603040 polymer battery. It can work for half a month even in rainy weather after the solar energy is fully charged. Specifications:Condition: Material: ABS+PMMA panelColor: WhiteCurrent consumption: Standby : 20uA Alarm: 85mASelf-test time: 25sMounting height: 1.5m - 2.4mAlarm time: 2sVoice output: 90dB (at 30 c m)Self-protection: Prevent disassembly, dumping, impact detectionAnti-white light: > 100000 LUXRFI/EMI: 0.1-500MHz/3V/mTemperature compensation: digital mode temperature compensationOperating temperature: - 10C / + 55COperating humidity: 95 % ( R H )Sensitivity: 2 levels adjustableDetection speed: 0.2 m/s to 3.5 m/sDetection range:12 m * 12 m 110 (standard lens)12 m * 12 m 110 (anti-pet lens)Height: Approx.210mm/8.3inWidth: Approx.Weight: Approx.190g/6.7ozBottom width: Approx.80mm/3.1inWeight: Approx.600g/21.2oz Package List:1 * Solar Sound And Light Alarm ( A 603040 Polymer Lithium Battery Built in)1 * Manual1 * Pack of Mounting Screws