# Lamp *Adventuring gear* ![](Mechanics/CLI/items/img/lamp.webp#right) - **Cost**: 5 sp - **Weight**: 1.0 lbs. A Lamp burns [Oil](Mechanics/CLI/items/oil-xphb.md) as fuel to cast [Bright Light](Mechanics/CLI/rules/variant-rules/bright-light-xphb.md) in a 15-foot radius and [Dim Light](Mechanics/CLI/rules/variant-rules/dim-light-xphb.md) for an additional 30 feet. *Source: Player's Handbook (2024) p. 226. Available in the <span title='Systems Reference Document (5.2)'>SRD</span> and the Free Rules (2024)*