Sell Linptech Self Powered Wireless Doorbell Wireless Basic Version/Wifi Version. best price

Brand Name:Linptech Max Speed:Self-generating Wireless Doorbell Model Number:for Smart Home Scale:1:5 Gyro:Self-generating wireless doorbell State of Assembly:Ready-to-Go 1.Standard version can't connect to mobile phone, only simple doorbell function. 2.The doorbell does not need to use a battery to generate electricity. Product Name: Self-generating doorbell transmitter Weight: 43g Frequency: 433.92MHz Distance: about 50M outdoor Transmission frequency: 10dBm Operating force: about 700g Product Name: Self-generating door receiver Weight: 74g Host power supply: 110-240VAC Self-generating wireless doorbell No battery required, no wiring required Power-off memory habits | mobile phone viewing records Environmental protection starts from oneself - say no to dry batteries A button battery can contaminate 600,000 liters of water; One battery is rotted in the ground, Can make one square meter of land useless value Plug Type:US Plug,it applies to Canada, India, Japan, Mexico, Thailand, the United States, the Philippines and so on. colour:white version:Basic Version Material:ABS size:Transmitter: 6.7*1.9cm Receiver: 6.8*2.7cm Package Contents: 1*transmitter 1*receiver 1*back panel 1*indicator sticker 2*screw Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.