Display: 4 digits, 10 mm LCD

Range: 10~90 H(A, D)

Resolution:   0.1 H (A,D)

Measurement deviation:  error≤ ±1 

Power supply: 4x1.5v AA (UM-3) battery

Operating condition: Temp. 0~40°C, Humidity <80%       

Size: 162x65x28mm (6.4x2.6x1.1inch)

Weight: about  170g

   (not including batteries)

PC interface: RS232C interface

Power off :  2 modes: Manual off at any time by depressing the power key till OFF shows on the display or Auto power off after 2 minutes from last key operation .      

Accessories:  

Carrying case 1 pc.

Operation manual 1 pc.

Test block 1 pc.

Optional accessory:

      1. Cable and software for RS232C

      2. Test block