Fits with all OneBlade products: OneBlade (QP25xx, QP26xx, QP27XX, QP28XX), OneBlade Pro (QP6504, QP653x, QP654x, QP665x)except for QP1XXX, QI1XXX, QP652x, QP651x, QP662x, QP6505. Its shaving technology features a fast-moving cutter, which powers through any length of hair.
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