Welcome alarm IR motion sensor infrared doorbell detection Distance chime Radio 280m

Welcome alarm IR motion sensor infrared doorbell detection Distance chime Radio Distance reach 280 meters home shop door bell
2 power modes: battery powered / micro powered DC 5 V
IR motion sensor.
5-in-1 modes: welcome guest mode, home alarm system, doorbell mode
32 songs selectable.
Transmitter detection angle: up and down 110 °, left and right 15 °
Volume of 5 levels to adjust.
Suit for home, office, shop, factory etc.
 
Specifications:
 
White colour
Material: ABS
Food:
1) battery: transmitter: AAA 1.5V * 2 (Not included); Receiver: AAA 1.5V * 3 (Not included)
2) Powered by DC 5 V micro
Operating current: <1mA
Working temperature: -20-70 C
Frequency of reception: 433 MHz
Reception distance: = 100m
Ringtones: 36 songs
Transmitter detection angle: up and down 110 °, left and right 15 °
Size of the transmitter: 9 cm * 4 cm * 3.4 cm
Receiver size: 9.4 cm * 6 cm * 2.7 cm
 
Characteristics:
 
2 power modes: battery powered / micro powered DC 5 V
IR motion sensor.
5-in-1 modes: welcome guest mode, home alarm system, doorbell mode
36 songs selectable.
Transmitter detection angle: up and down 110 °, left and right 15 °
Volume of 5 levels to adjust.
 
Package contents:
 
1x Transmitter
1x Receivers
1x REmote control
1x User Manual
1x Support and accessory
(The batteries)