1.Wireless, no wiring required, used with receiver SK-300 
Product Description
2.Put on table or stick on wall
3.Big Button, colorful Design
4.Color indicator lighted when signal sent
5.Use one 12 V battery
6. Size: 50*50*27mm
1.Wireless, no wiring required, used with receiver SK-300 Product Description
2.Put on table or stick on wall
3.Big Button, colorful Design
4.Color indicator lighted when signal sent
5.Use one 12 V battery
6. Size: 50*50*27mm
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