Ensure a safe DIY making with our professional mask. It is sterilized to maintain highest sanitation. You can dispose them after use. It comes in 50 piece and is set to give you convenience over some laboratory works. もっと知る
The type of this special lithium rechargeable battery is 18650, the normal voltage of the battery is 3.65 volts and the maximal rechargeable voltage is 4.2 volts, the capacity is 2200mAh. もっと知る
