Pointer Plus Stimulator - New. The Pointer Plus is hand-held, 6.5" long unit offers accurate acupuncture point stimulation with adjustable intensity dial. The pulse frequency is fixed at 10 Hz. The grounding circuit is made by holding the metal plate on the side of the unit or with the hand grounding pole. Accessories include 2 probe tips (ear 2 mm 0.08" and body 4 mm 0.16"), hand grounding pole with attached wire, carrying case, and instructions.