Crazefoto Universal Smart Battery Charger Intelligent 4 Slot LCD Display Miboxer Rechargeable Batteries Charging 18650 AA C 26650 18490 18350 17670 RCR123 14500 Li-ion Ni-MH Ni-CD Battery Charger UNIVERSAL 18650 BATTERY CHARGERJoinrun C4 18650 battery charger can charge simultaneously rechargeable batteries of different specifications ( 18650,21700,26650,26500,22650,18490,17670,17500,17355,16340,16500,14500,10440, 10340,A, AA, AAA,C,SC sizes,RCR123,Li-ion, Ni-MH,Ni-Cd,LiFePO4) LCD DISPLAY Joinrun C4 Intelligent aa Battery Charger LCD clear and large screen, easy to read, accurate data reading, can quickly display voltage (V), current (mA), charging time(h), internal resistance (mR), capacity (mAh),mode, etc. to monitor batteries charging health. SMART AA BATTERY CHARGERJoinrun AA Battery Charger have Multiple charging modes, 4 slots can be charged independently, Automatically detects the batteries type and sets optimal charging current, Maximize the battery life. 0V Activation Function,If you install 1 or 2 18650 batteries charging, the output current can reach 1.5A,more than three 18650 batteries charging, the output current can reach 1.3A.if install Ni-MH ,Ni-Cd battery charging up to 1A per channel. EXCELLENT SAFETYJoinrun 18650 Battery Charger With battery overcharge protection, battery reverse and short circuit protection, and lightning protection, the slot is flexible enough to effectively prevent corrosion and oxidation; efficient heat dissipation design, combined with fireproof material manufacturing, makes the 18650 Universal Smart Battery Charger safe, Features such as fire protection, durable. WHAT YOU GET Joinrun C4 Smart 18650 Battery Charger, English Instruction Manual with 3 years warranty,100% satisfaction and zero hassle returns guaranteed.