1. Material: ABS+iron+cloth 2. Lamp bead: LED * 1/lumen: 80 3. Power: 1W/Voltage: 3.7V 4. Running time: about 5 hours 5. Lighting mode: High Low SOS 6. Battery: 3 * AA battery (excluding battery) 7. Product size: unfolded 125 * 85mm/compressed 85 * 48mm Weight: 117g 8. Color box size: 95 * 125 * 54mm/complete set weight: 142g