Features: [Quality Material] Made of s for reliable use. [One Machine for Multiple Purposes] Dual control switch allows testing of voltage, current, power, and power factor. Suitable for testing semi-finished or finished lamps (B22, E14, E27 type lamp, AC load, cable clamp). [High Precision Test] Error range within 0.2%. [Seesaw Switch] Capable of turning off both live and neutral lines simultaneously. Built-in indicator light ensures clear operation status. [Plug-in Interface] Plug-in type lamp holder interface enables convenient and efficient testing. Simply insert your LED lamp into the correct socket and press the switch to begin testing. [Dual Clamp] Supports connection to lamps without lamp caps, such as ceiling lamps, downlights, spotlights, floodlights, and ventilation fans. [Short Circuit Overload Protection] Equipped with a fuse to protect the tester and lamps from damage due to sudden short circuits. [Alarm Function] Automatic alarm activates when defective lamps fall outside the standard range. [Wide Application] Suitable for driver power testing, lamp bead testing, lamp board testing, and other applications. Compatible with high voltage systems. Specifications: Product: Multi-interface quick test lamp stand Interface type: E14, E27, B22 Product shape: Rectangular Product size: 142 x 82 x 27mm Power range: 0-600W Meter head accuracy: Class 2 Fuse type: 5 x 20mm 3A Plug Type: EU Plug, compatible with countries including Indonesia, Germany, France, Spain, Italy, and others Voltage: AC85-265V Color: As shown Material: Plastic Package Contents: 1 x Lamp tester Note: Only the items listed above are included. Other products are not included. Light reflection and differences in display screens may cause slight variations in color between the image and the actual product. Measurement error allowance is +/- 1-3cm.