Spare battery holder for Ferei headlamp HL08AA, HL20AA, HL40AA for AA battery (R6). Accepts AA size rechargeable batteries. Compatible with HL08AA, HL20AA, HL40AA version I.
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Availability date: 0000-00-00
This spare battery/case holder easily attaches to the rear of the HL08AA, HL20AA, and HL40AA headlamps. It accepts rechargeable batteries.