Product Size (W x D x H): Approx. 7.7 x 3.7 x 4.9 inches
Material: Silicone rubber, ABS resin
Squishy and soft to the touch. Lights up when the unit is vibrated. 3-stage dimming to choose your desired brightness. USB powered and battery can be used in 2 ways, making it convenient for any location
Power Source: USB powered/battery (3 AAA batteries, sold separately).
