Manta Ray™ ferrous wand can detect hidden cell phones in correctional facilities, government buildings, corporate environments, financial institutions, universities & law enforcement agencies.
- Detect hidden cell phones even when they are OFF and battery is removed
- No false triggers from common items like keys, belt buckles, coins, etc.
- Cost effective & simple operation for anyone
- Runs on standard, removable 9V battery for up to 3 hours