1. ABS shell or transparent color.
2. 3 LED, brightness above 30000mcd
3. Rechargeable lithium battery LIR2032, voltage: 3. 6V, Capacity: 80mAH. Normal operation, battery can be recharged over 800 times
4. No need to replace the battery, recharged by light.It could be recharged by USB or Nokia adapter.
5. Small, metal key chain and easy to carry
6. Product dimensions: 13.2*4.5*1.5CM
7. Product Weight: 52.8 g
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