Feature:1. Effectively measure household power voltage with accurate test results2. Large backlit screen, clearly shows the value even in a dark environment.3. Immediately help detect sockets with invisible hazards, offering a safe use environment.4. Feature leakage protection, better ensuring security during use.5. Adopt 2 * AAA batteries (not included), easy to replace, providing ultra-long and High quality battery life.6. Plug and play, simple to use. Ergonomic slim body, comfortable to grasp with one-hand, making measurement easier.Specification:Note:1.There may be slight errors due to manual measurement. Please refer to the real object.2. Please read the user manual measurement carefully before using this product.3. Batteries are NOT included, which need to be purchased separately.Features:* Effectively measure household power voltage with accurate test results. * Large backlit screen, clearly shows the value even in a dark environment. * Immediately help detect sockets with invisible hazards, offering a safe use environment.* Feature leakage protection, better ensuring security during use. * Adopt 2 * AAA batteries(not included),easy to replace, providing ultra-long and High quality battery life.* Plug and play, simple to use. Ergonomic slim body, comfortable to grasp with one-hand, makes measurement easier.Specifications:Brand: ANENGModel: AC10Color: BlackMaterial: ABSPlug Type: US / EU / UK(Optional)Battery: 2 * AAA batteries(not included)Voltage Range: 90-250V / 50-60HzRCD Current: ﹥30mARCD Working Voltage: 220±20VOperating Temperature: 0℃~40℃Storage Temperature: -10℃~50℃Working Humidity: 20%-75%RHStorage Humidity: 20%-80%RHItem Size: 70 * 70mmPackage Size: 75 * 70 * 73mm Package Weight: 118g Package List:1 * Socket Tester1 * User ManualPackage List:1 * Socket Tester1 * User Manual