Also, do the charging time calculator results have to be modified based on the number of cells in the battery pack being charged? A few of my batteries I’ve been using for 5+ years without any problem. if yes how long should it take? The voltage 1.35-1.37 V does not really say the battery capacity potential is already reached. It isn’t calculated, neither would I call it a constant nor a variable, it is a set-known value. I can with these set up conditions, charge several 1.2V batteries in series. First I place them into a TV or video remote control. Although the charger specs show the charger might be weak to charge them to the batteries’ fullest potential plus its voltage output level would not fit too well. your reply to pavlin does not answer his question. 5V/2A power charger). I’ve read and re-read this page and other similar pages and can’t figure out why there is a difference. This is GREAT stuff! Also, the charging time calculated is varies depending on which battery type is selected. Common abbreviations – symbols – prefixes. Thank you for your time. I’m charging my phone internal lithium ion battery with 890mah output current but the phone heats up so much does the charger I should carry or go for a new one??? Comment from/about : still have one-half or more of their total 1.2V charge still in them. If it is a featured phone, so it will take 4–5 days because there is no background process as smartphones. 0.012 x 2400 = 28.8 (hrs) Thank you very much in advance. The International acronyms one will possibly come across with while using batteries and their changers: Formula for manual calculation for battery recharging processes The handling of a piece of equipment for many consumer electronics products are outlined “step by step” – short & simple. I have to inform you that the amperage that the led lights have as a load is approximately around 150mah. A full charging cycle takes about 6-7 hours, depending on the chosen power source (e.g. The capsules inside the bottle contain iron, which can cause serious injury or death to young children if multiple tablets are ingested at once. hours equal to battery mAhr/10 ( mAh/10 = hrs ), battery charging time = capacity of the battery / charging current power output of the charger What devices are compatible with the PowerCore 10000 Portable Charger? Even though the Ampere is actually a SI unit of current being transited per unit-time. Can you share the formula for calculating charging times of NiCd vs the one for NiMH? I have a NiCd AA 4.8v 700mAh battery of RC . This calculator does not give a correct result. 12 : 1000 = 0.012 Comment from/about : 350mA battery charger: THANK YOU! The information this page provides is extremely helpful to me as I have quite a large variety of different rechargeable type batteries to charge. Sharon, I never rush any charging time. Model BT 1028 3.6V-550mAh Type into the calculator your rechargeable battery’s capacity number, normally can be red on the battery body e.g. Please note that the formula “hr = mAh / mA” represents only the logic of the practicality. Hi, Example calculations with this manual formula; calculate charging time length for 2400 mAh NiMH AA size 1.2v rechargeable batteries with 100 mA charger and secondly with a 3.5 times more powerful 350 mA current output power charger: 100mA battery charger: The Anker Advantage: Join the 30 million+ powered by our leading technology. Provides almost three-and-a-half iPhone 8 charges or two-and-a-half Galaxy S8 charges. 400 mA or 210 mA etc., if it has different milliampere numbers mention them all), also is it NiCd or NiMH type and is it a rapid charger? If `12 x Ahr = hrs`, then it follows that the unit `12` is in is A^-1 (Ampere to the power of -1).”. Some of the recalled products (lot #CU59) may have the presence of a common household microorganism, Pluralibacter gergoviae. Later on at home, my main charger discharges them and then charging goes on, which fixes their memory to normal (if they are smart.)