Free Installation DIY 2 Two Way Car Alarm without Wires Connect to Car and with Wireless Alarm Siren

- No installation DIY model, no damage to original car circuit
- Can put in anyplace in the car to enable the alarm function
- Built in air pressure detection to check door open alarm
- With built-in 100dB buzzer for alarming on main unit
- The outside 120dB wireless siren can alarm together, the alarm information is send to siren by wireless
- The 2 way LCD remote will alarm together with the car lock
- Remote and alarm distance is about 1000m (Air distance without building)
- Main unit built in high capacity rechargeable Li battery (battery life about 1 month)
- New design zinc metal big display LCD remote
- Remote have vibration silent alarm function (built in vibration motor)
- Real time clock and parking timer (display how many times from locking the car)
- Key lock function to protect pressing keyboard by mistake
- Carrier modulation: FM - FM technology
- Remote use AAA 1.5V Alkaline battery (Battery life is about 3-6 months)
- Bright LED alarm indicator
- 1 one way transmitter add 1 two way transmitter

Package list
1 Main control unit ,? 1 one way transmitter, 1 two way transmitter, 1 Wireless Siren, 1 car recharge adapter, 1 manual.