• lithium batteries are the secret of the ultra bright and amazingly small UKE 2L.
• Lithium batteries offer several distinct advantages over standard alkaline cells.
• At only 1/2 the size and weight, they allow the UKE 2L to maintain constant brightness longer.
• During periods of non-use, lithium batteries lose electrical capacity much slower than alkalines.
• After 5 years in storage, these batteries retain 97% of their initial charge.

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