















Out Alarm Active | Stay Arm Active | Out Alarm Active Without Delay |
Work on ARM status. | Work on ARM/Stay ARM(Home Arm/Partial Arm) status. | Work on ARM status without delay. |
Stay Arm Active Without Delay | 24 Hours Active | 24 Hours Silent |
Work on ARM/Stay ARM(Home Arm/Partial Arm) status without delay. | Alarm whenever and whatever status. | No audible alarm sound. |
Doorbell | Close | |
Tinkling sound, suitable for front doors. | Bypass Sensors when They are not needed. |








| Alarm Control Panel | ||
| Model NO. | LD04-4G | ![]() |
| Display | 4.3 inch IPS color screen | |
| Network | 4G/2G | |
| WiFi | IEEE802.11b/g/n(2.4GHz) wireless network | |
| Wireless Frequency | 433MHz±0.5MHZ | |
| Wireless Coding | EV1527 | |
| Multi-Language Menu | English, Deutsch, Français, Español, Italiano, Português, РУССКИЙ, Polski, Ελληνικά, 简体中文 | |
| Power Supply | DC5V (Micro USB jack) | |
| Wireless Sensors | Support up to 90 storage for remote control and sensors | |
| RFID cards | 10Pcs | |
| Wired Sensors | 4 wired zones support numerous pieces of wired sensors | |
| Anti-Tamper Function | Available | |
| Event Logs | 50 alarm logs and 20 arm logs | |
| Built-in Siren | 80dB | |
| Working Current | <140mA when the screen is off <280mA when the screen is on | |
| Standby Current | <80µA | |
| Siren Current | <560mA | |
| Working Temperature | 0°C~50°C | |
| Material | ABS Plastic | |
| Humidity | ≤80% rh | |
| External Siren | Unlimited wireless flash sirens and one wired siren | |
| Back-up Battery | Backup rechargeable battery can last up to 1-1.5 hours with power lost alert when AC power off | |
| Wireless Motion/PIR Sensor | ||
| Wireless Frequency | 433MHz | ![]() |
| Power Supply | 2×AAA 1.5V battery | |
| Transmission Distance | About 23m with one barrier | |
| Detective Distance | 0.2 - 10m | |
| Detective Speed | 0.3 - 3m/s | |
| Detective Range | 8m~12m | |
| Transmission Current | ≤25mA | |
| Standby Current | ≤15uA | |
| Working Temperature | -10°C~+55°C | |
| Humidity | 45%-75% rh | |
| Battery Lifespan | About 6 -12 months | |
| Wireless Door/Window Sensor | ||
| Wireless Frequency | 433MHz | ![]() |
| Power Supply | CR2032 3V battery (not included by default) | |
| Transmission Distance | About 23m with one barrier | |
| Internal Distance | 20-25mm | |
| Transmission Current | 8-12mA | |
| Static Current | 1-5uA | |
| Working Temperature | 15°C~35°C | |
| Humidity | 45%-75% rh | |
| Battery Lifespan | About 6 -12 months | |
| Wireless Remote Control | ||
| Wireless Frequency | 433MHz | ![]() |
| Power Supply | 27A 12V battery | |
| Transmission Distance | About 25M with one barrier | |
| Emission Current | 10-18mA | |
| Emission Speed | T≤1 second | |
| Working Temperature | 15°C~35°C | |
| Humidity | 45%-75% rh | |
| Battery Lifespan | About 12 months | |
| Wireless Smoke Sensor | ||
| Outstanding Function | 1.Work alone or with alarm system 2.Test button for easily testing 3.Low battery signal | ![]() |
| Power Supply | 6F22 9V battery (not included by default) | |
| Wireless Frequency | 433MHz±0.5MHZ | |
| Alarm Loudness | 85dB | |
| Standby Current | 10µA | |
| Alarming Current | 20 - 50mA | |
| Horn Level | 85 Decibels at 10 feet | |
| Installation | Ceiling or Wall Mounting | |
| Humidity | 10%-90% rh | |
| Battery Lifespan | About 6 -12 months | |

| Estimated Delivery Time(Subject to Stock Availability) | ||
| USA (excl. Alaska, Hawaii, Puerto Rico) | USPS First-Class Package/ UPS SurePost/ UPS Ground | 3-7 business days |
| Other Countries (May depart from other stock location) | International Airmail Service | 12-21 business days |