1. ABS crust, silver painting or rubber paint;
2. Two high bright LED;
3. With Li-ion chargeable battery of 3.6V/40mAH, about 500 times of charging if operate correctly;
4. Only using sunshine, no need to change battery;
5. Litter shape and key-chain appearance to make easy taking.
2. Two high bright LED;
3. With Li-ion chargeable battery of 3.6V/40mAH, about 500 times of charging if operate correctly;
4. Only using sunshine, no need to change battery;
5. Litter shape and key-chain appearance to make easy taking.