M557 Wireless Doorbell Waterproof 32 Ringtones Smart Chime Door Bell Door Ringer with Waterproof on Easy Installation Blue

Simplet Alarm kit and Doorbell

Introduction

This smart wirele doorbell adopts advanced wirele transceiver technology, high-quality voice proceing technology, up to 32 music, and its performance is stable and reliable. Doorbell, anti-theft, welcome multi-purpose. Suitable for home, villa, shop, hotel,and office etc. Eye-catching backlight flashes when someone pushes the doorbell. Particularly suitable for the elderly, pregnant women, and the deaf.

Technical data

1. Working Voltage: AC 100-240V 

2. Working Current: < 100 mA 3. Wirele Frequency: 433 MHz 4. Working Temperature: -10-50 degree cende 5. Wirele Distance: 150 meters (Open area) 6. Frequency: 433Mhz 7. Operation Current: 8~15mA 8. Quiescent Current: 3uA Operation 9. Temp:-10C~50C; 10. Humidity :no more than 90% 11. Battery F52 Waterproof on : 23A 12V (not include) 12.  F15 Waterproof on :CR 2032 (not include) D025 13. Door r : 23A 12V (not include)

Easy to install,we have EU,US,UK,AU Plug

Just plug the receiver into power socket and Stick the on on the door.

Strong signal

150m long distance Transmiion Long operating range can be up to 500ft(150m) in open space,great for large house including villas, apartment, offices, shops, warehouses, etc.

Door r Alarm Instantly Mode

Install the door r on the door or window. When someone pushes open the door and window, the doorbell receives the signal and will alarm immediately. Door r battery:1pcs 12V 23A battery (not included)

About shping
Shping and Packaging All it will be double checked and well packed before sending.It will be dispatched within 2 business days after buyers pay for the order. It usually takes about 14 to 18 working days for delivering the package to the destination(for e areas,it may take a little longer). 

Special Announcement:
Please fill in the correct and detailed consignee, address and phone number in the order. For fast and correct delivery.If you do not receive order within 30 working days,please feel free to contact Customer Service before leaving Negative and Neutral Feedback, we will do our best to help you resoe the problem.TaxNo, you will only pay what is quoted as total cost at checkout, no more. You are not expected to pay any additional duties or taxes. If you are asked by Customs or our logistic partner to pay duties, please contact our Customer Service .

Your 100% satisfaction is very ant to us
If the product is not on good condition, You can return this product within 14 working days, please contact customer service center before returning.FeedbackYour satisfaction is our first priorityIf you receive the order and it is in good condition,we would be grateful if you would leave us 5 star Positive Feedback for the transaction.