The following are compatible replacements for the Motorola HNN9018BR radio battery:
As always, it depends on the type of battery. Nicad, NiMH and Li-Ion all have different charging methods. Generally though, it should only take two hours on a rapid charger and 4-6 hours on a standard charger. Some specialized chargers take longer, such as charger-conditioners.
Intrinsically safe batteries are batteries that are designed to work in dangerous environments where batteries could accidentally set off explosive gasses or combustible material. If you need to communicate around oil or propane refineries, textile factories, munitions, etc. then you must use intrinsically safe (or IS) batteries.
You can dispose of any batteries at any RBRC affiliated store. The RBRC (Rechargeable Battery Recycling Corporation) has members in every major city in the United States. There is no charge to drop your batteries off there. Home Depot and Radio Shack are two of its predominant members.
Call us and we can put your UPS account number right in the order.
Battery Universe carries batteries and accessories for most consumer electronics, including the HNN9018BR Radio Battery. You can buy it right here on our website, or call us and we would be happy to take your order over the phone. Please visit us for all of your electronic needs.