Digital EU UK AU US Socket Tester Plug Voltage Residual Current Circuit Breaker Wall Plug Leakage Tester Electrical Dropship OOTDTY Features: Name: Digital Display LCD Socket Tester Type:AU/EU/UK/US Size (box): 7.2 x 7.2 x9.8cm Battery: 1.5V x 2 (Battery not included) Working voltage: 2.6V ~ 3.3V Specifications: Material:ABS+Metal Work temperature: 0 ~ 40 Work humidity: 20% ~ 75% RH Stock temperature: -10 ~ 50 RCD current: 30mA RCD work voltage: 220V 20V Test voltage range: 0.1 V ~ 250V / 40 ~ 1KHz Package Includes: 1 Pcs Digital Socket Tester. note: Please allow 0-1cm error due to manual measurement. 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!