Dual Input LCD Display, Ni-MH / Li-ion Quick Battery Charger· Widely compatible, Ni-MH/ Ni-CD can be charged· Auto-selected current for speedy charging· Dual input ports for freely charging· Innovative dial-LCD screen, real-time status displayed· 3-stage charging to protect battery life· 0△V and -△V smart charge, prolong battery life· 0V activation technology saves over-discharged batteries