ML02 Self‑Powered Wireless Doorbell – No Batteries, No Wiring, Press to Generate Electricity
Never change batteries again. The transmitter generates its own power with each press – no battery, no wiring. Receiver simply plugs into any AC 110‑240V outlet. 433.92MHz wireless technology with 50‑70m range through walls. Simple, eco‑friendly, and maintenance‑free.
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
Compact Size – 81 × 46 × 26 mm, lightweight and discreet
Durable – Designed for long‑term use with no consumables
Simple Installation – Just plug into any standard AC 110‑240V outlet
Compact Design – 85 × 51 × 21 mm, slim and unobtrusive
Ready to Use – No setup or pairing required out of the box
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
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)
Homes, apartments, villas
Offices, shops, small businesses
Elderly care facilities
Any location where battery replacement is inconvenient
| Parameter | Transmitter | Receiver |
|---|---|---|
| Model | ML02 | ML02 |
| Power Supply | Self‑generated (no battery) | AC 110‑240V, 50/60Hz |
| Standby Power | 0uA | Standard AC consumption |
| Wireless Frequency | 433.92MHz | 433.92MHz |
| Modulation | 00K | 00K |
| Wireless Range | 50‑70 meters (open area / through walls) | – |
| Dimensions | 81 × 46 × 26 mm | 85 × 51 × 21 mm |
| Net Weight | 115g (total for both units) | – |
| Installation | Adhesive or screw mount (no wiring) | Plug into AC outlet |
| Color | White | White |
