Feature: 1. Safe To Use: Just plug it in and use it, socket safety tester can detect the leakage with one key, and has electric switch protection detection 2. Digital Display Voltage: Digital display voltage, can display the current voltage in real time, which is easy to operate, so you can use it with confidence 3. Durable Material: Socket detector is made of high quality ABS material, which is safe, durable, wear resistant, and can be used for a long time 4. Widely Application:Leakage socket tester has strong practicability and is widely used in many situations, such as living room, bedroom, office, etc 5. Multifunctional: Used for missing neutral wire test, missing live wire measurement, missing ground wire measurement, live ground wire reversed, neutral live wire reversed, phase to ground wrong parallel connection Specification: Item Type: Socket Safety Tester Model: ZT-E8 Material: ABS Application: Missing neutral wire test, missing live wire measurement, missing ground wire measurement, live ground wire reversed, neutral live wire reversed, phase to ground wrong parallel connection Working Temperature: 0℃-40℃ Working Humidity: 20%-75%RH Storage Temperature: -10℃-50℃ Storage Humidity: 20%-80%RH RCD Current: >30mA. Package List: 1 x Socket Tester1 x User Manual