XINGYHENG 5PCS AC 220V 2000W SCR High Power Electronic Voltage Regulator Module Adjustable Motor Speed Controller Regulation 25A Ultra Small LED dimmer with Speed Control Knob auspowers_batchtwo Easily add a telephone or

Easily add a telephone or other device to a single phone jack

Electric time: Less than 7 minutes

Can be used for sand glass

Perfectly work with common operating systems such as windows xp/7/8/10

Tablet Auto Sensing Scanning ✓ ✓ ✓ ✓ ✓ ✓ Screen Scan ✓ ✓ ✓ ✓ ✓ ✓ Buzzer

XINGYHENG 5PCS AC 220V 2000W SCR High Power Electronic Voltage Regulator Module Adjustable Motor Speed Controller Regulation 25A Ultra Small LED dimmer with Speed Control Knob auspowers_batchtwo Easily add a telephone orXINGYHENG 5PCS AC 220V 2000W SCR High Power Electronic Voltage Regulator Module Adjustable Motor Speed Controller Regulation 25A Ultra Small LED dimmer with Speed Control Knob Features: This regulator is 5pcs of a special circuit for motor speed regulation. The minimum voltage that can be adjusted by a precision multi turn potentiometer. Parameter: Use voltage: AC 220V Maximum power: 2000W Voltage regulation: AC 50 220V Specification size: High