The all new Cobalt Aquatics NEO-Therm electronic heaters feature a modern, super flat design with an easy to set control system. The advanced electronic thermostat is accurate to F and includes a LED that displays both the Set Temp and TankTemp simultaneously and has a Set temperature range up to 96F. For ultimate safety and reliability, integrated thermal protection circuitry shut the heater down before it can overheat and its shatterproof outer casing make the NEO-therms virtually indestructible. Perfect for freshwater and saltwater aquariums and terrariums. 3 year warranty.