This camping lamp features solar energy and a head designed with a rechargeable battery compartment, compatible with one 18650 lithium battery. It includes a USB output interface, allowing it to charge mobile devices. The charging interface uses a Micro-USB port, enabling connection to a computer, phone charger, or power bank for battery charging, helping extend battery life. Product Overview: Model: 5803 Material: New ABS Color: Black Weight: Lamp weight is approximately 270g; packaged weight is 330g Features: Adjustable brightness levels, light button switch Functions: Camping light, emergency lighting, external power source Battery: 18650 lithium battery (1 piece) Voltage: 3.7V–4.2V LEDs: 6 LED lamp beads + 1 additional LED Illumination distance: Camping light function up to 6 meters; spotlight function up to 50 meters Waterproof rating: IP65 Power: 6W + 1W Dimensions: 140mm (extended to 200mm) x 92mm x 79mm Package dimensions: 150 x 100 x 100mm Packaged weight: 0.33 kg