GREENCYCLE Wireless Motion Sensor Alarm, IP64 Waterproof 350M Long-range Split Driveway Alarm, Door Entry Door Bell Chime for Business Home Security 4 Pack

Features:

Remote transmission, 200-350 in open place, suitable for more places!
8 chord music chip, 40mm big horn, more pleasant, more loudly!
User-Friendly, 4 levels volume adjustment (Loud/High/Middle/Low ) from 25-113dB
Colorful LED lights, brightness can adjust, can use different colors to distinguish different entrance, more intelligent!
Independent alarm horn,maximum 113dB, can effectively deter thieves!
Volume can adjust, have memory function when change the battery, more considerate and more comfortable!
11 ringtones for your choice.
8 chimes/siren alarm/birdsong/mute and flash light

Parameters

Alarm: 3 AA alkaline battery or 5V Micro USB power supply
Alarm Battery Life: about 5~7 months (30 times per day)
Detector: 2 AA alkaline battery
Detector Life: about 4~7 months (30 times per day)
Standby Current: ≤100 uA
Transmitting and Receiving Frequency: 433.92MHz;
Transmitting Power: less than 1mW
Microwave radar frequency: 5.8GHz
Detector Rated Waterproof: IP64 waterproof (alarm is NOT waterproof, indoor use only)
Working temperature: alarm : -10℃ ~ +60℃, Detector: -10℃ ~+33℃ (the higher temperature the shorter sensing distance)
Working Environment Humidity: <80%
Storage Temperature: -20℃ ~ +60℃

Low Batteries Indication

1. Infrared curtain LED flashes once every 3 seconds

2. Receiver?if you hear the low battery indication sounds when it is in application, please replace the battery in time, or all functions cannot be realized.

3.LED indicator gets darker or wireless range get shorter.