美国采购需求：防水头灯，LED防水头灯，Cob头灯，传感器头灯，可充电头灯，野营灯

I'm interested in exploring different headlamp options for our upcoming projects. Could you provide me with a range of details, including specifications, pricing, and availability? Additionally, I'd like to know about any unique features or technologies your headlamps may have. If you could share some recommendations based on performance and durability, that would be great! Looking forward to your insights.