... , peak, flat, valley) can be set. 10 periods can be set in 1 day. The rate and period ... can be set according to customer requirement. (2) Calendar ... normal circumstances, the battery can be used for 10 years.(3) Display function: 9 digital number ... 0 or 2.0Mutual induction3χ220/380V5(20), 10(40), 15(60), 20(80), 30(100 ... 1.0 or 2.0Mutual induction5(20), 10(40), 15(60)20(80), 30(100) ...