3 Best
Portable Power Supplies
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Product Highlights- This sleeping machine is mainly to help those people who have insa or has poor sleep quality to fall asleep as soon as possible, relieve their pressure and improve their sleep quality
- 3 modes, easy to use: it has relax mode, active mode and hand care, which meets your different demands. and you can press"m" to turn/off, "+"to increase the intensity of massage while "-" to decrease
- Exquisite appearance design, no sharp edges, gives you more comfortable handheld feeling
- Safe in use: microcurrent stimulates neurotransmitters in the cerel cortex to adjust your mood and enhance sleep quality
- 15 minutes a day can help you moderate headaches, relieve stress, anxiety and promote deep sleep
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Product Highlights
- Constant voltage & current: this digital converter module can switch between constant voltage mode and constant current mode to meet variable requirenment of usage, and the output voltage/current can be adjusted by rotating the knob
- High precision: current accuracy, ±(0.8％+3 digits), resolution 0.001a; voltage accuracy, ±(0.5％+1 digits), resolution 0.01v
- Input voltage: dc 5v-30.0v (7v and higher recommended); output voltage: dc 0.6v-30.0v; output current: 0-4.0a; output power: 35w (up to 50w with air cooling)
- Multi-display: input/out voltage(v), current (a), power (w), electric capacity (ah), electric quantity (wh) and running time
- Multiple protection mechanism: this portable 78.8*42.6mm(l×w) bench converter supports anti-reverse protection, ovp, ocp, opp, lvp, otp (the upper limit temperature is 100℃), anti-backflow at output terminal (connect the rechargeable battery directly), self-protection of power chip.
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