... clean and connect tight in right method6, Charging immediately in constant-current limit voltage once discharge completed7, Use in rechargeable condition, float ... 2.23--2.27 volts each, the maximum current 0.3 CA (C is rated capacitance) Use in recycling ... voltage is 2.4 - 2.5 V each, the maximum current 0.3 CA (C is rated capacitance)8, Recharging termly ...