1. Outer casing : ABS plastic
2. High molecular absorbing granules: SiO2.
3. Voltage:**0 V - **0 V.
4. Product Dimension: *5.3 x *2 x 3 cm
5. Packaging Dimension (color box) : *6.5 x *3 x 4.5 cm
6. Weight: **0 gram
7. Patent: Taiwan, China, Japan, USA and UK
8. Safety/Quality Approvals: CE, GS, UL & PSE