Note: No standalone lithium batteries are sold with the product - 6 modes and memory function - Six modes: main light, side light, high light, low light, strobe, and extremely bright. - A flashing indicator on the switch allows access to a three-light super bright mode. - Memory function: if you stay in a mode for 5 seconds, the headlamp will remember this mode and return to it when turned on again. - USB rechargeable and adjustable headlamp - Anti-reversal USB charging port for safe charging. - Headlight rotates 180 degrees to aim light where you need it. - Adjustable headband suitable for adults or children and designed to stay securely in place during use. - IP65 waterproof and versatile mounting - IPX65 waterproof for use in harsh conditions. - With the headband and bracket removed, it can function as a work light, signal light, or camping light. - Includes a pen clip to attach and hang from a shoulder bag or similar. - Adjustable and comfortable fit - Elastic headband with adjustable length to fit different head sizes. - Comfortable for extended wear and designed to stay fixed in place without slipping. - Battery and performance - Battery level indicator shows remaining power. - After charging, runtime is 5–10 hours depending on the selected mode. - Built-in 1500 mAh rechargeable battery supports charging and lighting simultaneously; no need to wait for a full charge or replace batteries. - Best gift and practical applications - A durable headlamp suitable for outdoor hikers and everyday tasks. - Each package includes 1 headlamp. - Ideal for sports, hallway illumination, work tasks, and general outdoor use.