Leakage Protector Tester is well designed and manufactured for online measuring the leakage operating current leakage non-operating current leakage operating time of the leakage protector; adopt 16 characters blue display it is convenient and intuitive. The range of leakage current is 0~1000mA range of the leakage operating time is 0~999ms. It is a product with high accuracy small size light weight exquisite appearance easy to carry is an ideal tool for a variety of leakage protector in site or in laboratory testing. 1. Handheld type small and esay to operate 2. Can measure single phase or three phase all kinds of leakage protector 3. Auto test leakage operating current 4. Directly test leakage operating time 5. LCD display intuitive reading