The HV‑F128 is a low‑frequency treatment device designed to relieve muscle soreness, joint pain and other soft‑tissue discomfort. It operates with two AA alkaline batteries and offers up to 12 automatic treatment programs, including acid‑pain, pain, body‑part and massage‑method selections.
The manual covers preparation before use, safety precautions, detailed component functions, operating procedures, specifications, troubleshooting, cleaning of the massage pads, and storage/maintenance advice. It also lists the accessories supplied with the unit and provides contact information for Omron health‑product support. This manual is written in Chinese.
| Power supply voltage | DC 3 V (two AA alkaline dry cells) |
|---|---|
| Battery life (weak mode) | ≈ 3 months with 1 × 15 min daily use |
| Battery life (strong mode) | ≈ 2 months with 1 × 15 min daily use |
| Output frequency | ≈ 1 Hz ~ 1200 Hz |
| Operating temperature / humidity | +10 °C ~ +40 °C, 30 %RH ~ 85 %RH |
| Storage temperature / humidity | -20 °C ~ +60 °C, 10 %RH ~ 95 %RH |
| Dimensions | 60 mm × 199 mm × 21 mm (W × H × D) |
| Weight | ≈ 155 g (including batteries) |
| Massage pad size | 64 mm × 83 mm × 1.1 mm |
| Accessories | Cable (1), 2 massage pads, 2 trial AA batteries, soft bag, user manual |
Replace the batteries after about three months of daily 15‑minute weak‑mode use, or after about two months of daily 15‑minute strong‑mode use.
No. The manual warns not to use the device in high‑humidity places such as bathrooms or while bathing, as it may cause strong electric shock.
Treat each area for 10‑15 minutes, up to 12 times per day.