


“ hours” equal “ battery size in milliampere-hour” divided by “ charger output power in milliamperes” How long time does it take to recharge a rechargeable battery?įormula for calculating batteries charging time : mA output for trickle charging methodĪdvertisements Battery size, charging time length, charger current output type. Step 3: Select battery charger mA current output rate for time length specific size NiCd rechargeable batteries.

specific size NiMH rechargeable batteries.NiCd size 9 Volt battery (30-100mA charge).NiMH size 9 Volt battery (30-100mA charge).Step 2: Select a rechargeable battery size/type to calculate from * Precision in results is how many numbers after decimal point (0 – 9)Įnter a mAh number of your battery : (ei: 2400) mAh – * Enter a mAhr capacity value as shown on one battery only (to charge 1 to 4 batteries at once.) Step 1: Enter a mAh capacity of your Rechargeable Battery
