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High precision;
Two units: mm and inch;
With power on/off;
Peak hold function;
Consumption of battery. (A SR44's battery life is about 2 years when used normally);
Quick display of the measured value.
With big LCD display.

Range mm	100
Resolution mm	0.01
Accuracy mm	±0.03
A mm	20
B mm	4
C mm	40
D mm	6
E mm	24
F mm	80
G mm	40
L1 mm	244
L2 mm	220