... Voltage : 14.5V ± 0.5V (battery fully charged, 5000r/min, K1, K3 ClosureReverse Leakage Current ≤ 1mA (reverse voltage of 12V)Insulation ... , lasted 1min)No Battery, adjust the voltage <15V (K3 off, K1 and K2 closed, 1500r/min ~ 10000r/min) 6.Payment:*1 ...