Residual current detection device convenient for detection

The utility model provides a residual current detection device convenient for detection. The device comprises a tong-type ammeter, the tong-type ammeter comprises a shell, a detection jaw, a circuit board and a battery. The detection jaw is electrically connected with the circuit board; display screen is arranged on the shell body, the Rogowski coil is electrically connected with the circuit board; the Rogowski coil is movably connected with the tong-type ammeter; a change-over switch is arranged on the side wall of the shell; the selector switch is electrically connected with the circuit board; the selector switch is provided with a first gear and a second gear; when the change-over switch is switched to the first gear, the jaw is detected to work; when the selector switch is switched tothe second gear, the Rogowski coil works; according to the residual current detection device, the detection jaw and the Rogowski coil of the residual current detection device can work independently, namely the residual curren