Pen Adjustable Sensitivity️: Press S button can switch Dual Range 12V-1000V / 48V-1000V-choose different range according to your needs
AC Voltage Detector: New style of LCD Display indication show 4 level of the voltage range (green light as low voltage where else red light indicate high voltage which can be dangerous to body), together with beep Sound alert
Product Name: Socket Tester ;Brand Name: Taiss; Color: Black, Material: Flame Retardant ABS, Plug Type: US; Voltage: 48V-250V 45-65Hz ; RCD Test: >30mA; RCD Working Voltage: 48-250V; GFCI Test: >5mA (US Plug).
7 LED Light Patterns - With 7 easy to read indicators to indicate the state of the socket, easy to judge: Correct, Open Ground, Open Neutral, Live/Neutral Reverse,Live/Ground Reverse, Open Live & Live Neutral Reverse.
Package Content: 1 x Non-contact Voltage Tester Pen ; 1 x Advanced GFCI Outlet Tester; (Battery not included); 2 x English Manual ;24 Months Warranty;Attention to Use of Electric Pen: 1: Please check whether the battery is installed correctly. The product has the correct picture of battery installation on it. 2: To turn on the electric pen, please hold down the power supply for about 2 seconds and do not loosen it. 3.Electric pens need batteries.Please wear your own battery.