Fast-charging LCD Li-ion/ Ni-MH Battery Charger • Great Compatibility---Apply to 3.6V/3.7V Li-ion/IMR/INR/ICR, 1.2V Ni-MH/Ni-CD • Innovative LCD screen display shows all information you want • 0V Activation Function revives over-discharged batteries • 5V USB output supplies power when you are outdoors and urgently need to charge your devices. • Three-Stage Charging (TC, CC, CV) ensures batteries receive optimum charging with minimal wear and tear.