- Compatible with most rotary brands
- RCA connections
- consistent and stable voltage output
- Voltage Range 4v-12v
- 5 Hours of battery Working life on Single Recharge.
- Made of Strong Aluminium alloy
- Fast Charging, 1 hours full.
- Long press to turn on/off;
- Short press to start /pause;
- Press twice continuously change to power interface;
- Press +/- button to adjust voltage each time 0.2V , 4-12 Adjustable