本质安全报警蜂鸣器G3SW-U.

耐风雨 防水 压电

Linbell G4智能无线门铃EU / US / UK POMP无需电池即可防水门铃1键式1 2接收器1.无需电池的自动门铃2.接收距离：80M遥控器（在开放区域中）3.中继功能延长无线范围4. 36铃声5液位音量0-105dB（可以静音）5。按不同的发射机6.变送器使用寿命：200,000次7.变送器功能：IPX7户外防水8.变送器尺寸：83 x 46 x 20 mm，接收器大小：83 x 48 x 23.5 mm门铃：门铃源：自动源，acdoorbell类型：无线model编号：Linbell-G4 1v1 / 1v2供电：AC 85-265V Plug:EU/US/UK Ring Tone:36 ring tones 5 level volume with max 105dB Battery mode:No battery required Self Powered Waterproof:Yes Receiving distance:80M Remote (in open area) Detail:1 Outdoor Transmitter 1 or 2 Indoor Receiver Use of premises:Home Office Villa Hospital School Factory DIY Supplies:Electrical Certificate:CE,FCC,Rohs