ABS shell Two LED, lightness 20000mcd LIR2032, 3.6V, 40mAH No need to change the battery, solar power. Weight:25 g 1.ABS shell2. Two LED, lightness 20000mcd,3. LIR2032, 3.6V, 40mAH4. It can charged for more than 500 times usually.5. No need to change the battery, solar power.6. Easy to carry , KKDS design 7. Size:10.3*4.0*1.8CM 8. weight:25 g solar KKDS flashlight