TSD Universal Smart Charger 7.2-12V for NiCad & NiMH batteries Light indicator when charging Large and small tamiya adapter Auto trickle charge function, Input 100-240-Volt, 50/60-Hertz 700 mA maximum, output 20-Volt 09A/1.8A Charging style will re-energize some dead NiMH packs, 7.2-Volt to 12-Volt selector switch Please refer User Guide under Product Details