Sell 2021 HOTWireless Entry Door Bell Welcome Alarm Motion Sensor Detector Doorbell White best price

Infrared sensor adopt to digital fuzzy treatment, automatic temperature compensation, Radio frequency anti-interference,has low rate of false alarm. Integrating a variety of functions,welcome,wireless doorbell ,guard defence and so on. 2 choice of power supply :3 AAA battery(not included) and 9-15v power adapter Support human voice, 32 beautiful songs and alarm 4 level of adjustable sound volume Specification: Condition: 100% Brand New Material: Plastic Power Supply: 9-12V Battery: 3 * AAA batteries (not included) Detection Angle: 110°(horizontal), 60°(vertical) Volume: 85db±5db Bell Number: 32 Product Size: Approx. 5 * 8cm / 2.0 * 3.1inch Package Includes: 1 x Door Bell Note: 1. Please use good quality alkaline batteries, avoid using less electricity and electrolyte leakage ordinary carbon battery. 2. Non-professional workers do not repair without authorization. 3. Please avoid the product installed in the rain,with long time direct sunshine,strong magnetic,heavy cold and hot air place. Dear friends welcome to our shop. Our products are all pre-sales and are expected to be delivered within 7-10 working days. If you like please place an order as soon as possible. Please read the product details carefully before placing an order. If necessary please leave a message. Dear friends welcome to our shop. Our products are all pre-sales and are expected to be delivered within 7-10 working days. If you like please place an order as soon as possible. Please read the product details carefully before placing an order. If necessary please leave a message. Dear friends welcome to our shop. Our products are all pre-sales and are expected to be delivered within 7-10 working days. If you like please place an order as soon as possible. Please read the product details carefully before placing an order. If necessary please leave a message.