Self-generating Wireless Doorbell Waterproof And Battery-free Two-to-one Doorbell
${$67.78{amount}}
Product information:
Power source: Self-generated
Power supply: AC100V-230V 50/60Hz
Power consumption: 0.25W
RF frequency: 433MHZ
Dimensions: transmitter 70mmxW46mmxH20mm, receiver L66mmxW5OmmxH60-70mm
Packing list:
Two tow one doorbell*1
