
1. Quartz explosion-proof material is safe to use. 2. Automatic constant temperature and high temperature protection. 3. External temperature regulation, temperature control range: 18-34℃. 4. Small size, 52mm long heating rod, as big as the thumb, more beautiful. 5. USB plug can be connected to the mobile phone charger or the charging bank. The water level can be as low as 2cm and can be used by both fish and . It can be used in fresh water, seawater fish tanks, pet feeders, etc. Protective Measures: Turn off The Electricity when Disconnected from Water: The Heating Rod Is Exposed to The Water "E1" Is Displayed, The Heater Stops Working. Over Temperature Protection: If The Water Temperature Exceeds 36℃, "H1" Is Displayed To Stop Heating. Dry Burning Protection: The Heating Rod Leaves The Water Or The Is Too Dirty, "H2" Is Displayed And The Tricolor Lamp Lights Up In Yellow. Specification: Power:10W Input power:5V/2A Main body size:2.5x5.6cm Length of power line:1. Suitable for:About