• 2 Year Battery Life/2500 Usage
• Rechargeable via USB
• Up to 10 finger Prints/users
• IP65 Water and Dust Resistant

Colour:                                 Black/silver

Material:                              Aluminium alloy (body), stainless steel (shackle)

Weight:                                124 g

Battery:                                300 mAh 3,7 V

Working temperature:  -25°C to +80°C

Waterproof grade:          IP65, prevent from the rain and dust efficiently

Dimensions:                       48 x 75 x 16,4 mm (width x height with shackle x thickness)