A NENG VD806 Voltage Detector Electric Non-contact Pen Tester Features: H/L/O gear button function: Fire-Neutral line/Continuity/Battery/Non-contact AC Voltage detection Sound and light alarm A perfect tool kit for home and electric industry uses Ideal design for testing power cables, circuit breakers, wall sockets, junction boxes, fuses, etc Long life and low power consumption Compact, safety and easy to carry Specifications: Material: ABS Color: Yellow+Grey Power: AG13 Battery (Not included) Quantity: 1 PCS Package Includes: 1 x Electric Voltage Tester Note: Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you!