S.T. International Quartz Aquarium Heater, 450 watts

A Micro Thermostat Controller is required to use this heater(s). Before the heater is on, make sure the heater is fully submerged into the water. Affix two of the suction cups provided inside the aquarium and position the heater horizontally or vertically in the location that has the best water circulation. Do not touch the heater unless the power cord is unplugged.Features Watts - 400W Dimension - 10.5 x 1 x 1 in. Item weight - 0.4 lbs.Attention: Avoids overheating the aquarium water with the action sensor. Offers double protection with an internal temperature control switch and a temperature safety fuse Action sensor will auto shut-off the heater when it is out of water - SKU: STIN029