Elderly pager, emergency button on wrist, watch transmitter Wireless remote control watch, SOS emergency button, wireless remote control watch, Product introduction: Wireless watch-style emergency button, primarily designed for situations requiring urgent assistance. The stylish design is portable, easy to use, and particularly beneficial for seniors. Watch design enables straightforward carrying and operation; compatible with a 433.92MHz host. Technical parameters: 1. Operating voltage: 12V27A; 2. Operating current: 13mA; 3. Operating frequency: 433.92MHz, 315MHz available for customization; 4. Frequency deviation: 0.2MHz; 5. Transmitting power: 10mW; 6. Transmission range: 100m (in open space); 7. Encoding chip: 1527; 8. Modulation mode: ASK/OOK; 9. Operating temperature: -10~ +55; 10. No delay, immediate trigger. Colour: As shown Material: ABS Package Contents: 2 x Pager (black+white) Only the above package content, other products are not included. Note: Light reflection and different displays may slightly alter the color of the item in the picture compared to reality. The allowable measurement error is +/- 1-3cm.