This manual introduces the Sampo FM-58 low‑frequency therapy device, describing its eight treatment programs, nine intensity levels, and a large LCD display for easy operation. It explains the therapeutic principles, such as muscle stimulation and blood‑circulation improvement, and lists the device’s physical specifications.
The guide covers safety precautions, battery installation, step‑by‑step usage, maintenance, and troubleshooting procedures. Detailed specifications, battery life, and dimensions are provided to help users operate the device safely and effectively. This manual is written in Chinese.
| Battery type | 2 × UM‑4 AAA or R09 1.5 V dry cells |
|---|---|
| Battery voltage | 30 V DC |
| Pulse width | 225 µs |
| Frequency range | 2 – 50 Hz |
| Maximum working current | 25 mA |
| Intensity levels | 9 (0‑9) |
| Treatment programs | 8 (A‑H) |
| Dimensions (L×W×H) | 137 mm × 35 mm × 20 mm |
| Weight (without battery) | ≈62 g |
The device uses two UM‑4 AAA or R09 1.5 V dry cells; other battery types or AC power are not allowed.