Product Characteristic:
1.The strong and increasing thickness defend to fall off.
2.It can send out the signal at wide angle.
3.The power-off memory function.
4.Super thin and streamlined design
Product Parameters:
1>ITEM NO.   SON-308 2>materials of crust   ABS 
3>measure of layout   180X47X7mm  4>batteries   72AAA
5>beam distance   ≥10m