Dimension (mm)

69×52×5.8 (I16)

72.2×46.5×4 (I20)

Weight

16.5g (I16)

16g (I20)

Material

PC+ABS/ABS

Keypad

16 buttons

Algorithm

OATH Time and OCRA based

Casing

I16/I20

Security

OTP calculated base on challenge-response

Time Interval

30/60 seconds

Operating Temperature

0°C - 40°C (32°F - 104°F)

Short Storage Temerature

-10°C - 45°C (14°F - 113°F)

Humidity

0 - 90% without condensation

Battery

5 years

Physical Resistance

Tamper evidentIP65 ingress protection (under evaluation)