... to 120 degree Centigrade; 4)Before delivery, all the items will be strictly tested for its working pressure, leakage, surface finishing ... after sales service is providedGuarantee:Before delivery, all the items will be strictly tested, not out of shape, not breakage, ... 3 months ,we will send you a replacement without extra charger,or offer refund after we receive the defective item. 1-way brass hose ...