about this product: Can adjust temperature automatically, good for fish in aquarium. Power indicator light, ensure safe operation. Product Description: Power:50W Features: It can provide heat generation and maintain water temperature inside the stationary tank . Temperature scale can be set between . 20~34°C(68~93°F). Totally submersible, waterproof double insulated, durable and safe design. /> On, ensure safe operation. Can automatically adjust the temperature, good for fish in the aquarium. Specifications: Color: Black. Material: Glass plug: MP3 shuffle. Voltage:220V. 50 / 60HZ Ambient temperature: 20~34°C / 68~93°F. Package weight : 170g ~ 230g / 6oz ~ 8.1 oz Note: 1. This item is only suitable for fresh water. 2. The heater bar should be fully immersed in water and no exposure is allowed. 3. When the light is on, it is working. 4. Before cleaning the heater #39;aquarium or the heating rod, please turn off the power for 15-20 minutes to cool off the heating rod, or you will be
