Feature: 1. Adopt 2.4in TFT full‑color LCD screen display, support touch keyboard operation, wireless transmission, simple installation. 2. One machine and two networks WIFI/GSM (2G), always uninterrupted, stable performance, safe and reliable. 3. Support the doorbell button prompt tones function, simple setting, can better protect the safety of the home. 4. Support 9 languages, Chinese, English, German, Korean, Spanish, Portuguese, French, Italian, Russian (default English). 5. Support remote WIFI network APP alarm push, telephone, SMS, and other multi‑channel alarm methods and management. 6. Support 5 groups of preset alarm telephone and SMS numbers, and support each group of numbers to close/open management. 7. One‑key operation, adding wireless accessories, no need to divide defense zones, attributes, names, etc. 8. With outgoing zone, stay‑behind arming, doorbell, silent arming, 24‑hour zone and other zone types settings. 9. Supports multiple extended alarm displays and alarms such as main power failure, backup battery shortcomings, and anti‑pry alarm. 10. Dual horn alarm designed, built‑in horn (default) supports external audio siren. 11. Support free arming and disarming functions, arbitrary input of deception numbers in defense zones, regular arming and disarming and message operations. 12. Support telephone function, 1 group of user password management (default closed), and for IOS system (within 12.3.1 version), for Android system. 13. Support multiple defense zones names and numbers, such as main door, hall, distress, bedroom, window, balcony, perimeter, smoke, gas, carbon monoxide, water leakage, doorbell, PIR detector, door sensor detector, etc. Specification: Condition: 100% Brand New Item Type: Home Security System Material: ABS Plastic Weight: Approx. 845g / 29.8oz Host product Size: Approx. 16x10cm / 6.3x3.9in 1. Battery Information: CS118-Host (For Tuya APP): Battery Type: Polymer Lithium Battery, Battery Model: 102639, Battery Capacity: 3.7V/500 MAh (Included Battery) CT60M-Pet-Proof Infrared Detector: 2 x AAA Batteries (Battery Not Included) CD101-Wireless Door Sensor: 2 x AAA Batteries (Battery Not Included) RC22-Wireless Remote Control: Battery Type: Button Battery, Battery Model: CR2032, Battery Capacity: 280 MAh (Included Battery) M6-Wireless Doorbell Button: Battery Type: Button Battery, Battery Model: CR2032, Battery Capacity: 280 MAh (Included Battery) 2. Parameters: Power Supply: 110-230VAC (Input) 5V/1. 0A (Output) Backup Battery: 3.7V/500 MAh Standby Current: ≤80uA Alarm Current: ≤500mA GSM Network Communication Frequency: 850/900/1800/1900mHz Support GSM Network: 2G FIFI Standard: IEEE802.11b/G/N Wireless Standard Working Temperature: -10℃-60℃ Working Humidity: ≦95% Wireless Frequency: 433MHMHz Built-In Alarm Siren: ≥85dB Transmission Outdoor Wireless Power: 10±14dB Alarm Transmission: FIFI+GSM Transport Package List: 1 x CS118-Host 3 x CT60M-Pet-Proof Infrared Detector (Battery Not Included) 3 Bag x Wireless Door Magnetic Accessories (4Pcs/Bag, Totally 12Pcs) 4 x RC22-Wireless Remote Control 1 Bag x M6-Wireless Doorbell Button Accessories (2Pcs) 1 x USB Cable (Excluding Charging Head) 4 x Screws Kit (8 x Screw, 8 x Screw Nut) 2 x Bracket Accessory 1 x English Manual Note: 1.Please allow 0‑1 inch error due to manual measurement. Thanks for your understanding. 2.Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. 3.The USB cable does not include a charging head.