TENMARS YF-78 Professional and Efficient Multimeter
Display unit: 3 1/2 digits LCD, with a maximum reading of 1999, units decimal point and symbol display.
Polarity Indication: when negative value input, automatic display the symbol "-".
Zero teaset adjustment: automatic zero reset.
Overload indication:LCD will show a "OL".
Low battery indication: automatic low power test, when battery voltage is lower than work voltage, "BAT" will be shown and you should be ready to replace a new battery.
Sampling rate: 2.5 times/sec.
Power supply: 006P DC 9V battery x 1pcs.(Battery not included)
Battery life: 200 hours, approximately.