RENPHO Massage Gun with Charging Base introduces a new docking‑style charging—simply return to base for automatic power replenishment. Features hot/cold therapy (113°F heating / 47°F cooling) for deeper muscle relief.Supports 15W PD fast charging via Type‑C (full charge in 1.5‑2 hours) and offers 5 speeds up to 3200 rpm with a brushless motor for extended durability. Runs at a quiet 40 dB, ergonomically designed for athletes’ recovery. Ideal for quick, on‑the‑go use with no battery anxiety. | Renpho | | Massage Gun Deep Tissue with Charging Stand, Back Massager with Heat and Cold,for Athletes Pain Relief | Black | Best Buy