. Battery: AAA Ni-MH 600 mAh/1.2V.
. Charging: Solar panels 2V 60mAh
. With on/off button to switch the LED lights.
. Lighting up hours: 6-8h
. Ball size: 3 inch
. Degree of temperature range: 0°C--60°C/30°F-140°F
Functions:
1.Both the Ball and the thermometer could be lighting up.
2.Automatic charging during the day regardless the button is turned on or not.
3.Lights up automatically at night if the button is on.
4.Short Pressing the on/off button, LED light will be on, short pressing the button again to turn off.