C-Curity DIY 901 WIRELESS ALARM with motion sensor sits on any surface, with no mounting required.  Shelf, table, ground or motorcycle seat... set up an alarmed zone in seconds.

• 130dB Ultra-Loud Alarm
• PIR Sensor detects motion up to 7m (23ft.)
• Radio Remote Control
• Battery Operated- Radio remote control activates/deactivates alarm at range  of up to 30 meter
• Rotary bracket, to place sensor unit on ideal location

Battery:
2 x Alkaline AA batteries

Battery life:
Approximately 12 months (based on five arm-and-disarm cycles per day, alarm activation four times per day).