Hand-held metal detector ZKTeco ZK-D300 with adjustable sensitivity levels, sound and vibration indication of detection and backlit control keys. Indication: vibration / sound / sound and vibration. Powered by 2 AA rechargeable batteries. Вody material: rubberized ABS plastic, operating temperature range: -10 °C to 40 °C, dimensions: 82.5 x 42.5 x 360 mm.Features. High-tech like appearance and strong anti-interference abilityHigh sensitivitySound and light alarm connects to an external earphoneThree alarm modes: sound, vibration, and sound
