Temperature-controllable testing device and method for perovskite photovoltaic module

The invention provides a temperature-controllable testing device for a perovskite photovoltaic module, the device comprises a first temperature control box (11), a second temperature control box (12), a steady-state simulator (13), a shading plate (14) and a steady-state simulator standard battery (15), the steady-state simulator standard battery (15) is arranged in the first temperature control box (11), and the second temperature control box (12) is used for placing a perovskite photovoltaic module (16) to be tested; the steady-state simulator standard battery (15) is electrically connected with the steady-state simulator (13) and is used for monitoring the illuminance of the steady-state simulator (13); the light shielding plate (14) is used for shielding light radiated by the steady-state simulator (13) to the to-be-tested perovskite photovoltaic module (16). According to the perovskite photovoltaic module electrical performance testing device, coupling influence of light bath duration and temperature of