A mat that keeps its promises! There is nothing to complain about, good price / performance ratio! Have you used the first thing for a hand-rearing rats, placed under the nest bowl, and she had the first day even necessity, due to delivery delay, without thermostat use (of course with controlled temperature). The nest temperature was after an hour or two warm-up time constant at 37 ° C, without even the slightest fluctuations in 3 days. Schützenmatte and cable in use on rodents necessarily from direct contact !!! IMPORTANT: