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Chiyou Mod For 18350/18490/18650 Battery

Advantages & Features: 1. the style design is very cool 2. 510 thread 3. the size similar as ego battery,ecab kit 4. fit with 18350, 18500, 18650 battery 5. as for the function, it’s full output of the battery voltage, no PCB, and there will be no problem even when you put wrong of positive and negative terminals of the battery. 6. there is a pulley at the bottom of the tube, it can make the switch of the battery locked automatically when the pulley is down, so it will not work automatically when you put it in your pocket.
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