SIXWGH Wireless Doorbell No Battery required Waterproof Self-Powered Door bell Sets Home Outdoor
Aliexpress UK
Adhesive Patch Mounting: Use the included double-sided adhesive to stick the doorbell wireless cordless button on the wall. Easy to Install. Screw Mounting: There is a screw groove on the back cover of the doorbell battery-operated button, you can use the attached screws to fix it on the wall.
eBay
Silicone Skin Case Cover For Ring Video Doorbell 2nd Gen/Ring Battery Doorbell Plus，For Ring
Aliexpress UK
You can install the doorbell in kitchen, living-room, bedroom, etc. The special and pleasant of the doorbell has 32 bell songs included for all people to choose. 1 x Wireless Door Bell. 1 x 23A 12V battery.
eBay
Silicone Skin Case Cover For Ring Video Doorbell 2nd Gen/Ring Doorbell Battery Plus，For Ring
Aliexpress UK
Doorbell could works between -20 ℃ to 65 ℃, withstands tough weather conditions. No matter in the sun, rain, snow, the flashing light indicator that gives you a visual form of notification, an excellent feature for the hearing impaired.
eBay
Silicone Skin Case Cover For Ring Video Doorbell 2nd Gen/Ring Battery Doorbell Plus，For Ring
Aliexpress UK
You can install the doorbell in kitchen, living-room, bedroom, etc. The special and pleasant of the doorbell has 32 bell songs included for all people to choose. 1 x Wireless Door Bell. With double side stickers at the back side of the remote button, very easy to install.
eBay
Door Bell Wooden Wind Chimes Wireless Doorbell Entrance Door Bell Decorative Wind Bell for Home
Aliexpress UK
Using 23A 12V alkaline batteries, one battery can be used for three years, and its life span is greatly increased compared with button batteries, reducing the trouble of frequently updating batteries.
eBay
Waterproof Cover For Wireless Doorbell Transparent Plastic Doorbell Rainproof Cover Door Bell Button
Aliexpress UK
Silent mode with just LED flash is available when you don't want to be disturbed. Waterproof: IP44. Battery Mode: 12v 23A battery. Power Source: UK Plug. Receiving Distance: 300M Remote (in open area).
eBay
3.8v 5200mah for Ring S2 Video Doorbell 2nd Generation Replacement Battery 1ICP6/50/56-2
Aliexpress UK
The LED indicator on the doorbell receiver is used to help you to get notify when the mute mode applied. In the situation of replacing the battery of the push button transmitter, the scerw is required to use to gently open it from beside.
eBay
Replacement Battery S1 / S2 For Ring Video Doorbell 2nd Generation release year 2020
Aliexpress UK
1000ft / 300m maximum effective range. Wireless doorbell Press the transmitter to connect successfully. Wireless Microphone Ear-mounted Walkie Talkies 20 Channels UHF Portable Intercom. 1 x Adhesive patch.
eBay