Safe to use<br />Automatic constant temperature， the temperature is maintained at about 45 degrees;<br />USB interface， convenient and practical<br />Easy to use<br />Voltage: 5V ( safe voltage ) 1000MA special adapter， connect 220V electricity use<br />You can also connect to the computer's USB jack<br />Heating material: carbon fiber heating element ( flaky heating: more uniform and more stable， non-ordinary heating wire )<br />Size : USB one to two wire length 1.5 m  / heating plate size: 8.5CM x 8.5CM<br />Temperature : 38-50 ℃<br />Color: Yellow<br />1 set x USB Heating Heater Plate<br /><img src="http://img6.eachbuyer.com/x9/p100/hd036_1.jpg" />                                                        <img src="http://img6.eachbuyer.com/x9/p100/hd036_2.jpg" />                                                        <img src="http://img6.eachbuyer.com/x9/p100/hd036_3.jpg" />                                                        <img src="http://img6.eachbuyer.com/x9/p100/hd036_4.jpg" />                                                        <img src="http://img6.eachbuyer.com/x9/p100/hd036_5.jpg" />