Topvico Wireless Call Button Alarm System, Caregiver Pager Alert, 433mhz Bracelet Watch Call

Advantages:
- With local alarm voice and LED flicker notification, 58 Ring Tones for Your Choice, 5 levels volume can be adjust (0 - 120dB)
- Each call button support different ring tones
- Power-off memory function: after power off, no need to setup ring tones again
- Easy carry Bracelet, super light and comfortable material
- Easy to DIY your own alarm system, support max 100pcs 433mhz sensors and 10pcs remote controllers (sensors and controllers not include)


Specifications:
- Technical Parameters: call button and hub receiver (433Mhz, EV1527, 430K)
- Call button to hub receiving distance: 80 to 100 meters (open area), 15 to 30 meters indoor
- Call button Battery: 1 unit CR2032 battery (included), battery can work more than 6 months
- Hub Power Supply: AC 110/220V, include backup lithium battery, will send power adapter as your country
- Working Temperature: -20℃ to 55℃
- Color: as photo
- 12 months guarantee

How to make the system work?
- Hub connect to call button as the manual
- Press call button, send signal to hub, hub with local alarm voice and LED flicker

PLEASE NOTICE:
- When press call button, please hold the button about 1/2 second or a little more, the alarm signal will be stronger
- If your house is very big, suggest order 2 hub or more, 1 button can connect many hub sametime, walk anywhere in house, the sos button will have at least 1hub under connect area