Description
433MHz Wireless Pressing Self-powered Doorbell Long Distance Waterproof Elderly Pager For Smart Home
Specification:Â
Working voltage: AC 110-230 (V);Â
Working temperature: -15~60 (℃);Â
Detection distance: 100 (m);Â
Transmission frequency: 433 (MHZ);Â
Installation method: Mounted;Â
Launch distance: 100 (m);Â
Weight: 50 (g);Â
Alarm mode: Ringtone;Â
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Package Includes:Â
1 * Receiver;Â
1 * Transimitter;