ML03 Battery‑Free Wireless Doorbell—Self‑Generating, Eco‑Friendly
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Smart Door Bell » ML03 Battery‑Free Wireless Doorbell—Self‑Generating, Eco‑Friendly
ML03 Battery‑Free Wireless Doorbell—Self‑Generating, Eco‑Friendly
CATEGORY AND TAGS:
Smart Door Bell ,
1‑to‑2 doorbell , 2‑to‑1 doorbell , self-powered doorbell , wireless doorbell kit , wireless doorbell no battery , no wiring doorbell , self‑generating doorbell , plug‑in receiver , kinetic doorbell , multi‑plug doorbell , US UK EU doorbell
ML03 Self‑Powered Wireless Doorbell – No Batteries, Multiple Plug Options, Flexible Pairing
Never change batteries again. The transmitter generates its own power with each press – no battery, no wiring. Receiver available with US, UK, or EU plug. Supports 1‑to‑2 or 2‑to‑1 pairing for multi‑point coverage. 433.92MHz wireless technology with 50‑70m range through walls. Simple, eco‑friendly, and maintenance‑free.
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Self‑Powered Transmitter
No Battery Required – Press the button to generate electricity; no batteries ever needed
Zero Standby Power – Consumes no power when idle
No Wiring – Completely wireless installation, place anywhere
Ultra‑Compact Size – 68 × 34 × 17 mm, lightweight and discreet
Durable – Designed for long‑term use with no consumables
Plug‑In Receiver – Multiple Options
Universal Plug Compatibility – Available with US, UK, or EU plug standards
Simple Installation – Just plug into any standard AC 110‑240V outlet
Compact Design – 86 × 52 × 22 mm, slim and unobtrusive
Ready to Use – No setup or pairing required out of the box
Flexible Pairing Modes
1‑to‑2 Pairing – One transmitter can ring two receivers simultaneously – ideal for multi‑floor homes or large spaces
2‑to‑1 Pairing – Two transmitters can ring one receiver – perfect for front and back doors
Easy Setup – Simple pairing process, no complex programming
Wireless Performance
Reliable Frequency – 433.92MHz with OOK modulation
Long Range – 50‑70 meters open area; works through walls
Interference‑Resistant – Stable signal in typical home environments
Eco‑Friendly & Cost‑Saving
No Batteries to Replace – Eliminates battery waste and replacement cost
Low Environmental Impact – Self‑generating technology reduces waste
Energy Efficient – Receiver uses minimal power (AC powered)
Applications
Homes, apartments, villas
Offices, shops, small businesses
Multi‑floor buildings
Front and back door installations
Elderly care facilities
Any location where battery replacement is inconvenient
Parameter
Transmitter
Receiver
Model
ML03
ML03
Power Supply
Self‑generated (no battery)
AC 110‑240V, 50/60Hz
Standby Power
0μA
Standard AC consumption
Wireless Frequency
433.92MHz
433.92MHz
Modulation
OOK
OOK
Wireless Range
50‑70 meters (open area / through walls)
–
Pairing Modes
1‑to‑2, 2‑to‑1
1‑to‑2, 2‑to‑1
Plug Types Available
–
US, UK, EU
Dimensions
68 × 34 × 17 mm
86 × 52 × 22 mm
Net Weight
85g (total for both units)
–
Installation
Adhesive or screw mount (no wiring)
Plug into AC outlet
Color
White
White
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