You will receive a push notification on the App when any of the batteries need changing.

As the Siren is solar powered, as long as it has access to daylight the battery would constantly charge and store enough energy in one days charge to power it for a whole week. The estimated battery life would be 3-5 years in total.

The system will allow you to set 2 zones so that you can have one active and one in-active.

No, the service would be free of charge.

Yes, both systems have this mode just as an anti tamper mechanism. However the ERA Homeguard has a sim card option, so if the WiFi connections drops, you would still be notified.

Three works on a 3G only sim card. This product is only suitable for 2G as it only needs to contact you through a telephone call or text notification.

Both the Hub and external Siren have built in encryption anti jamming technology feature.

The HomeGuard series is wireless, because of the Wi-Fi connectivity, and only needs to be plugged into a mains power socket.

The alarm would only activate once a component has been triggered. The alarm has a rechargeable battery which would activate when any mains power is lost.

The Door Sensors are supplied with fixing screws and double sided adhesive strips.

The anti tamper feature can be deactivated in the app menu under the My Hub settings. A loss of internet connection would not trigger the alarm.

The ERA Homeguard has a built in internal siren, the siren can also be disabled at any time.

This system will alert you that the wifi or the power has gone down providing you have a sim card inserted into the HUB to send you a notification.

Any recordings are saved on to a Micro SD card (Max 32GB)

This system will allow a second ERA Solar Powered Siren to be linked as an accessory.

Unless the alarm has a sim card facility, for example the ERA HomeGuard Smart Alarm Pro - Junior Kit, you would not be contacted without a WiFi connection. The Sim card feature can also be used to reset the alarm at any time.

The alarm system would contact you via WiFi, however if your internet connectivity experienced problems the Sim card would only be used in emergency's to contact you so you do not need to top it up per month. You can always check the balance of your sim card by calling your provider.

The Homeguard series is compatible with all ERA accessories.

Any standard sized SIM would be suitable as most networks function using 2G, 3G or 4G. The only exception is Three network as they do not operate lower than 3G.

The range of this system is 80 metres.

You can activate the silent feature via the App.

Unfortunately these systems are not compatible with 3G sim cards.

Once the components are paired with the hub they would not unlearn by changing WiFi.

You would receive a push notification via your WiFi, however if the WiFi connection is lost the Sim card can contact you via text message.

Unfortunately this system does not have a chime feature.

Any standard pay as you go sim (excluding the network Three) would be fine to use.

Any of the Lightwave sockets can be used however I would recommend the Lightwave RF-2 which is the most recent model.

You can Arm/Disarm the alarm remotely using the app.

Any 2G Sim card would be fine to use for example O2, as Three work on a 3G sim card this is the reason it is not compatible.

The app, key fob or the keypad can all be used to arm/dis-arm the alarm.

The only option to disarm the alarm would be via the key fobs or your mobile phone. Adding the ERA Wireless Touch RFID Keypad accessory would ensure that in the unlikely event of losing both the key fob and mobile device that you can disarm the alarm system.

You can connect up to 50 components to the HomeGaurd alarms and you can add an additional solar powered siren and keypad if required.

These systems are classed as DIY alarms and are not compliant to EN-50131-5-3 rating.

This system does have a time delay which can be preset up to 30 seconds.

The ERA models are unsuitable for roaming Sim Cards (M2M), a standard conventional UK sim (excluding the network three) would give you the best results.

The alarm would stay active until power has been restored.

It is possible to have two sirens connected to the Homeguard system.

Unfortunately The ERA Homeguard is not compatible with the IFTTT App at present.

The internal battery would last for around 4-6 hours. anti jamming technology is built into the Hub and Siren.

The ERA Garrison includes GSM alerts only and needs a sim card to send any notification. The ERA Homeguard includes be sim card slot and is WiFi enabled.

This sensor has an 8 meter sensor range, the Protect has a 12 meter range. They are not compatible between the systems.

The External siren won't make a sound once armed but you can set an entry/exit delay which will sound once armed.

This system can be used with a sim card which will send you text alerts once the alarm is triggered. This requires a classic sim card suitable for all phone networks excluding the 3 network.

The alarm would still siren as it features an internal battery and also option for a sim card, so you can even be contacted without any internet connectivity.

The Hub has a back up battery if the power to the property is cut. The smart phone app will alert you if a window/door has been left open.

Unfortunately we do not sell a mains powered siren for this system.

The hub needs to be connected to the router using the Ethernet cable.

The alarm system runs on a frequency that changes constantly to prevent the signal being jammed or intercepted.

The siren will work on a north facing wall. The motion detectors are flat backed and the door contacts can be used on a metal door.

The batteries generally last 18-24 months on average dependant on use. The smart phone app will alert you when the batteries are low and need changing.

The hub connects to the siren via its own frequency. The Hub can connect the internet via Wifi.

The ERA Homeguard is compatible to support extra ERA Wireless Touch RFID Keypad's and RFID Tags.

The manufacturer recommends that standard non-rechargeable batteries are used with all alarm accessories.

There is no subscription required for the Homeguard Alarm. The system does not require wifi to work but for the purposes of smart notifications it can use wifi or a pay as you go Sim Card.

You are able to activate and deactivate individual components via the Era SmartPhone App.

The alarm can be activated or de-activated using the SOS feature on the Smartphone App or keyfob.