Support 6 display modes. Dual colour OLED display. Lightweight and Easy-to-use. Visual and sound reminder function. Algorithm inside. Low perfusion:0.3%. Anti-Movement. Adjust the parameters in friendly menu. Ip22 water splash proof. Low battery voltage indicator. Automatically switch off while no signal. Standard two AAA 1.5V alkaline batteries support more than 20 hours continuous work. Dual colour OLED display. Visual and sound reminder function. Low perfusion:0.3%. Adjust the parameters in friendly menu. Low battery voltage indicator. Standard two AAA 1.5V alkaline batteries support more.
