Comprehensive Testing Solution: Designed for E27, B22, and E14 lamp bulbs, this tester is essential for quickly checking bulb functionality. Advanced Power Display: Equipped with a clear power display, this test box allows you to monitor voltage and power in real-time, ensuring efficient testing and reliable results. Versatile and User-Friendly: The tester's user-friendly design facilitates easy operation, making it an ideal tool for electricians, hardware service teams, and DIY enthusiasts. Due to different batches, there may be differences in product appearance and printed text, which will not affect use. Plug Type:US Plug, it applies to Canada, India, Mexico, Thailand, Taiwan, the United States, the Philippines and so on./EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so on. Voltage:AC110V/AC220V Colour:White Material:ABS<br><br>Package Contents: 1 * Lamp Bulb Tester Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.