【500W Isolation Transformer 120v to 120v】: This isolation transformer can effectively filter out noise. improve sound quality. reduce distortion. and purify the power supply 【HD Display】：Intelligent LCD display. clearly show the working status 【Six Protection Functions】: 1. Over-voltage protection 2. Under-voltage protection 3. Overload protection 4. Over-temperature protection 5. Time-delay protection 6. Short-circuit protection -
