Professional Hand Metal Detector Vibrating Alarm Used School Exam
Features
Specifications
Technical Standard | Technical Parameter |
Product size | 415mm x 85mm x 45mm |
Package Size | 420mm x100mm x 50mm |
Working frequency | About 20 KHz |
Alarms | sound (or vibration) and light |
Power supply | Standard 6F22/15F8H 9V battery or rechargeable battery(optional) |
Temperature | -15℃ to +55℃ |
Packing | 25/box 12kg/box |
Product strcture
Our advantages
Applications
Security check: avoid carrying contraband, such as knives, guns and more
Factory: avoid valuables losing
Education: avoid cheating, prevent from carrying cheating tools, such as phones, electronic Dictionary and more when examine
Our service