Thermoelectric cooling modules,thermoelectric module,thermoelectric cooler,peltier module Size: 40*40*3.8mm Internal resistance: 1.98Ω+/- 10% Imax.: 6.0 A Vmax.: 15.4 V Qmax.: 53.3W Tmax.: 68 degree Solder melting point: 138degree,150degree,200degree. Maximum. Compress.: 1Mpa