BioLite Range 400 vs RovyVon Aurora A8 Keychain Flashlight
Weight and specs compared for 2026 — and which one to choose.
USB-C rechargeable headlamp with 400 lumens, IP67 rating and fast charging that adds an hour of run time in eight minutes.
Full details →Ultra-compact keychain flashlight with integrated clip. Only 11 grams.
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BioLite Range 400 vs RovyVon Aurora A8 Keychain Flashlight: which should you buy?
If saving weight is your priority, the RovyVon Aurora A8 Keychain Flashlight wins — at 11 g it is 64 g (85%) lighter than the BioLite Range 400 (75 g). That said, the heavier option may justify the extra grams with more capacity, durability or comfort, so weigh the trade-off against how you'll use it.
See where both rank against everything else in this category on the lightest lighting page, or browse the full gear weight database.