Measurement range (ph): 0.00 to 14.00 pH Measurement range (temperature): 0.0 to 50.0°C Standard sensor PHP-31 Power supply: 9V battery 6F22 (included) or dedicated AC adapter (optional, sold separately) Measurement range (pH): 0.00 to 14.00 Resolution (pH): 0.01 电源(V):9V电池6F22(随附)或专用AC适配器(可选,单 出售)宽度(mm):72 DEPTH(MM):31.5高度(mm):182电源:9V电池6F22(包括)或专用AC适配器(分别),分别(分别是)sensor:1 em 1