Never again empty batteries – charge up to 4 batteries simultaneously, intelligently & safely

The YONII Smart Charger automatically detects your battery and charges it with the optimal current – gently, quickly and safely. Whether for home, hobby or outdoor use: With 4 independent charging slots and wide battery compatibility, you're always prepared.

Your advantages at a glance

✅ 4 independent charging slots – each slot charges separately with intelligent charge management
✅ Universally compatible – Li-ion (3.6V/3.7V) & NiMH/NiCd (1.2V) batteries
✅ Retractable contacts – automatically adapt to different battery sizes
✅ LCD display – charging status always in view
✅ Automatic charge stop – no overcharging, no risk
✅ Reverse polarity protection & detection of non-rechargeable batteries
✅ Flame-retardant casing – maximum safety
✅ USB input – flexible operation with power bank, PC or power adapter