Highaccuracy time delay . accurate conting and powerfail memory function 时精度高计数准确有断电记忆功能。
2.
The miceoelectronic is used in electric control box so which has clear display . highaccuracy time delay . accurate conting and powerfail memory function 电器控制箱采用微电子技术，显示清晰延时精度高计数准确有断电记忆功能。
