As security technology improves, so do the criminals, finding new ways of beating the system. Whether it's your family you're trying to protect or in fact your beloved two-seater in the garage these watchful wonders will keep an eye on what you hold dear. Some are weather-proof, some are wireless and unsurprisingly there's even one that works with an iPhone, so as you can see, every eventuality has been considered.

BEST FOR… REMOTE CONTROL
ALERT ME HOME MONITORING
Includes: internet hub, door/window sensors, remote-control keyfob and motion-sensing cameras. Notifications cost extra, mind. Price: £149 + £4.99 A MONTH SUB
Link: Alert Me

BEST FOR… TIGHT BUDGETS
WIRELESS CCTV KIT
Two weather-proof cameras with a 15m night vision range and a receiver that connects wirelessly to your TV or DVD recorder. Price: £80
Link: Maplin

BEST FOR… LARGE PROPERTIES
D-LINK SECURICAM DCS-5230
This compact camera with a built-in infrared sensor can send email alerts or a live feed to your computer via N Wi-Fi. Link up to 32 cameras.
Price: £290
Link: D-Link 

BEST FOR… IPHONE USERS
SWANN DVT4-2000
Record footage from up to four weather-proof cams (two are supplied) on the 500GB drive, or stream to your iPhone using the free APlayer app.
Price: £399
Link: Swann

BEST FOR… OUTDOORS
LOGITECH ALERT 750E
Automatically begins recording when motion is detected, alerting you via email. View a live feed on your mobile using Logitech Alert Mobile Viewer.
Price: £339
Link: Logitech

BEST FOR… EASE OF USE
PANASONIC BL-C230
This compact camera takes an instant snapshot when sound is detected and notifies you via email if movement is detected. Link up to nine cams.
Price: £200
Link: Panasonic