Rechargeable battery with 6V 4.5Ah Ctype lead-acid battery can last up to 45 hour/LED Fan: 3 hours/high 5 hours/low, Charge Time: 12-15hours. Please charge properly before you use it for efficiency and ruggedity sake. Its also one of the most rugged battery ever produced. Its reliable, dependable and efficient. This battery works with any rechargeable fan that uses single, clip or double battery. It also works with other rechargeable light, bicycle, toy cars with 6v, lantern, Radio, portable dvd etc. The specification is below:
Voltage: 6 Volt
Capacity: 4.5 / 5.0 Ah
Type: Sealed Lead Acid Battery
Length: 2.76"
Width: 1.85"
Height: 3.98"