The more discharged that a battery is, then the longer it will take to recharge it. Usually it takes several hours to effectively recharge a battery. If a battery is very discharged then it can take up to 12 hours or more to recharge it. While recharging a battery, if the battery becomes hot when you touch it then stop charging it. Slow charge: It is best to slow charge the battery.
A type of crutch with a cuff at the top to go around the forearm, also known as the Lofstrand crutch. It is the type most commonly used in Europe. A forearm crutch is used by inserting the arm into a cuff and holding the grip.
crutch - a wooden or metal staff that fits under the armpit and reaches to the ground; used by disabled person while walking. staff - a strong rod or stick with a specialized utilitarian purpose; he walked with the help of a wooden staff.