Attention:Size 16 is for 16W;Size 50 is for 50W;<br>This is a very practical fish tank heater. It can not only be used in fish tank, but also can be used in aquarium tank and turtle tank etc. Made of high-quality carbon fiber, it is environmental-friendly,highly efficient and safe to use.<br>Features:<br>Made of high-quality carbon fiber, it is environmental-friendly,highly efficient and safe to use.<br>It can ensure the output of heat and keep the water temperature( 25°C)inside the tank steady.<br>The heating element is highly efficient and compact, completely safe for use.<br>It is power saving and will not scald your fish and turtle etc.<br>Have two suckers at the button, so you can hang it in the tank.<br>Besides, you can also put it in the water, since it is submersible.<br>Specifications:<br>Color: Black<br>Material: Carbon Fiber<br>Voltage: 220-240V<br>Plug: EU Plug<br>Wattage: 16W / 50W (Optional)<br>Temperature:Steady 25°C(77°F)<br>Power Cord Length: Approx. 140cm / 55.12in (16W)   136cm / 53.54in (50W)<br>Heating Rod Size: 13 * 2.5cm / 5.12 * 0.98in (16W)    18 * 3cm / 7.09 * 1.18in (50W)<br>Item Weight: 131g / 4.62oz(16W)   209g / 7.37oz(50W)<br>Package Size: 18.5 * 5.5 * 5.3cm / 7.28 * 2.17 * 2.09in(16W)    24 * 6.5 * 6.3cm / 9.45 * 2.56 * 2.48in(50W)<br>Package Weight: 162.5g / 5.74oz(16W)  253.5g / 8.94oz(50W)<br>How to choose:<br>If the room temperature is 25°C , you can use the 16W heater with 16L fish tank; If the temperature is below 15°C, you should choose heater in higher wattage.Besides the room temperature, you should take heat dissipation and sealing of the tank into consideration. <br>Note:<br>1.Our body temperature is around 36°C, so you shouldn't test the water temperature by hands when the heater is working, you can apply a thermometer to test.<br>2.The steady temperature of this heater is 25°C, when the tank water temperature reaches this point, it will not work to save electricity.<br>Package List:<br>1 * Aquarium Heater<br /></p> <br /></p><p style="text-align: center;"><img src="https://contestimg.wish.com/api/webimage/56204f2d42f3a91b008ff03b-1-original.jpg" alt=""width="800" noproxy><p style="text-align: center;"><img src="https://contestimg.wish.com/api/webimage/56204f2d42f3a91b008ff03b-2-original.jpg" alt=""width="800" noproxy><p style="text-align: center;"><img src="https://contestimg.wish.com/api/webimage/56204f2d42f3a91b008ff03b-3-original.jpg" alt=""width="800" noproxy><p style="text-align: center;"><img src="https://contestimg.wish.com/api/webimage/56204f2d42f3a91b008ff03b-4-original.jpg" alt=""width="800" noproxy><p style="text-align: center;"><img src="https://contestimg.wish.com/api/webimage/56204f2d42f3a91b008ff03b-5-original.jpg" alt=""width="800" noproxy><p style="text-align: center;"><img src="https://contestimg.wish.com/api/webimage/56204f2d42f3a91b008ff03b-6-original.jpg" alt=""width="800" noproxy><p style="text-align: center;"><img src="https://contestimg.wish.com/api/webimage/56204f2d42f3a91b008ff03b-7-original.jpg" alt=""width="800" noproxy><p style="text-align: center;"><img src="https://contestimg.wish.com/api/webimage/56204f2d42f3a91b008ff03b-8-original.jpg" alt=""width="800" noproxy><p style="text-align: center;"><img src="https://contestimg.wish.com/api/webimage/56204f2d42f3a91b008ff03b-9-original.jpg" alt=""width="800" noproxy><p style="text-align: center;"><p style="text-align: center;">